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MP SET 2022: State Eligibility Test, Mathematical Science

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, , I ,(SPACE FOR ROUGH WORK)




S/20/2022/A
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^II (Part II)
61. Rwrdfed                                       :        61. Consider the following statements :

                                                                     1

      ®- 2                                                     (i)


      (ii) zz = I z p                                          (ii) zz = I z I
                                                                Which of the above statements is/are

                                                                correct ?


      (A) e^qcn (i)                                            (A) Only(i)

      (B)           (ii)                                       (B) Only,(ii)

      (C)           (i) 3fk (ii) "                             (C) Both (i) and (ii)

      (D) "^T ci) (i)-^ ^ (ii)                                 (D) Neither (i) nor (ii)

                                                           62. The set of points in the complex plane
      fcny.         I z —2 l + l z+21=6           ^n*=hq        for which |z-2|+|z+ 21 = 6 is the
      t:                                                        conic :

      (A)                       (B) WOT,                       (A) Ellipse                 (B) Parabola

      (C) WT ^                  (D) aqf^TWOT                   (C) Straight line           (D) Hyperbola


63. ^
              n^O
                                                           63. The series            5^^
                                                                                     n^O
                                                                                                       converges
      t:                                                        absolutely for :
      (A) |z|<2*                (B) |z|>2"''                   (A) |2l<2'              '(B) lzl>2'''
      (C) |z|<2"'              , (D) |z|>2*
                                                               (C) |z|<2"*                 (D) |z|>2'
                           1      .3rt
64.                    .\n'^
            ^5^ Zw7, . A                 ^ 37f^TOT0T ^     64. The radius of convergence of the power
                     f,^o(3+i)
                                                                                 1    3«
              t:                                                series S—..z
                                                                         . .y               is :
                                                                         „=o(3+1)
      (A) (10)'^'          ' (B) (10)       1/2

                                                                          .1/6             /r»N    t.r.\\n
                                                               (A) (10)'                   (B) (10)'
      (C) (3)'''                (D) 3                          (C) (3)"'                   (D) 3

{5)S/20/2022/A                                                                                               P.T.O.
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-• * "J K.Ji


                                                                                                                                        S'^1

69; .trHHI:fiWB vfa 3II^>(D|                                          t.^^•     69. Suppose function / is analytic in a

  ■. (Ot 0'{ Rc/
noiia>!fil         TIRT DJfi-jiuiia
             -loratjiis?    "^*     hit;;- c!^ f
                 37^
                                                        I
                                                                                W^nrP           /y                                        ^ ■
                                                                                          constant
       (ii) ^1/1                                                       ^/
                 37^ "iM                                                             (ii) If l/lj^s constant in D, then/is
                       c (hj
                                                                                          constant                                 ^
                                                                                               1 'AM                         :: p)

      i?                                                                             Which ofthe above statements is correct ?

 Jn y;       ^/^ '         N ooiioaf/i 'jfir'o'jifbrj^o5-j.               ,L\                                            .       fyy?^       ,cT
      ('(A)f^^){i)                                                                   (A) Only (i)
                                            ■ ^! -_>/Jinnn! tJii)
       (B)                  (ii)                                                     (B) Only (ii)
                  { - hi )                                0 (A)                              I - lA;                         b (A;

         (C) #ft" (i)                  (ii)                                          (C) Both (i) and (ii)
                     r- (H)                                 1                                                                '    i'V;

         (b) ^ cit (i) 3i[k                    ^ (ii)'                               (D) Neither (i) nor (ii)
                       •               jrl- to 'jLit^/ •';. ' !                                                                   .-"H        .A



70.                    ^                                                        70. Cauchy-Riemann equations in polar form
                            i ■-'! O   ■■      - -          '                                    • ', '   ■    .         i

         f :                                                                         are :



         (A) rw, = WeiWe = "^"r                                                      (A) ru,=u^\u^ = -ru^
                       .    ■(. '                       ~         i
         (B) M, = Me;«e=-"r                              ^''                         (B) u^=v^-,u^=-u,

         (C) u;= ruj;\ = -ru^                          "■ ' ''                       (C) «, = rMe;.Me = -/■«,                       .

         (D) ra,= ^Uo;.^9=jiru^                                                      (D) ra, =-We;Me=rM,
 •j    Vj -.' 'A .L\         -.. ... — -
                               I♦




71.              C                     37^ ^ "OTC -1                        1   71. If C is the semicircular arc | ^ ] = 1 from
                                                                                     -1 to 1 above the real axis/frien the
         T33^,37^§^ ^ \z\ =l                                          \-dz
           ' '       ' .                       i     i' ',' • '       ^                                       f 1^      :y
                                                                                     value of integral ]~^ is :;
              17B t 'V'
         (A) 7CI                             (B)-.p7CJ                               (A) TCI                       (B) -ni

         (C) 0 ' '' ' '                     (D)- U' ' ' '                            (C) 0 ■                       (D) t: ■

 (5)S/20/2022/A                                                                                                                         P.T.O.
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72. In region l<|z|<2, the coefficient of
72. ^ l<|z|<2                         (l-z)(z-2)              1.
                                                             ~in Laurent series for the function
                                    1                        z
            Rny. mI<i          'A' —f                                1
                                    z


      t:                                                     (l-z)(z-2)            ^
      (A) 0                   (B) 3                          (A) 0                     (B) 3
      •(C) 2                ■ (D) 1                          (C) 2                     (D) 1

                       z

              {z-a)[z-b) ^                             73.   Residue of the function
                                                                                            {z-a){z-b) at
      t:                                                     the infinity is :

      (A) 0                   (B) - 1                        (A) 0                     (B) - 1
                                      1
      (C) 1                   (D)
                                    ab
                                                             (C) 1
                                                                                             i
74.                :                                   74. The value of the integral :

                                                                          I„.z
               f -^dz;\a\>l
              •"l-lz-a
                                                                    [ ——dz;I a I > 1
                                                                    j\Az-a

      ^            %:                                        IS :



              71                                                    7C

      (A)                     (B) 0                          (A) -                     (B) 0
              a                                                     a


      (C)                     (D) 2jia                       (C) jta                   (D) 27ca


      (l+z^P                                           75.   Residue of          (i+z^r.; «, k eN at
75.
            2h+1
                           «, A eN ^ ^=0 "qr                                       .2/1+1
          Z


                   t                                         z =0 is :

                                    ^n + k^                         ^77+^^                       n-^k^
      (A)                     (B)                            (A)                       (B)
              V "/                        2k                        V " y                    . 2it
                                                                    / \
                                      n-\-2k^                        n                       ^77+2P
                              (D)                            CC)                       (D)
              u,                    V " /                                                    V    ^   /

(5)S/20/2022/A                                     8
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or +3                                                        (xz +3
76.   TTHT     /W =                                           76.     Let   /W=(z-l)'
                                                                                    v2 and its residue at

                        4 t, eft a ^ TTH t :                          2= 1 is 4, then the value of a is :

      (A) 1                       (B) 2                              (A) 1                . (B) 2
      (C) -1                      (D) -2                             (C) - 1                  (D) - 2

                        az+ b                                                                   az-\-b
77. ^MW<ui w =                    ,          ^                77.     A transformation w =               transforms
                        CZ + Ci                                                                 cz+ a
      ^ ^ 2-^Haci "4                                '^*              the unit circle in the w-plane into a
      VTRTfer   %, ^ :                                              - straight line in z-plane of :
      (A) |6|=|^|                 (B) |A|^|^|.                       (A) |A|=|rf|             (B) 16|^|J|
      (C) |a|=|c|                 (D) |i/|?t|c|                      (C) I fl I = I c I       (D) I a I I £71
78.                 w ~ iz + i,              jc>0 ^           78. The transformation            = iz+/ maps the
      3TfM%^ ^ ^                       t:                            half-plane ;c>0 onto :
      (A) ^shield w > 0                                              (A) the half-plane w > 0
  . (B)                 v>0                                          (B) the half-plane v > 0
      (C)               u>1                                          (C) the half-plane u > 1
      (D)               V>1                                          (D) the half-plane v > 1

79.          f{z)        c\\z-z^\ = r         37^ afR         79. Let /(z) be analytic inside and on circle
             M< iJ.41                 4idH   4< 4R                   6*:|z-Zy|= r and if |/(z)|<M(/*)., then
      |y (z)|<.M(/*),         « = U, 1, ^         Idk,:         ■    for /7 = 0, 1, 2,    :

      (A)                                                           (A)

      (B)
                                                                     (B) |/'h)]£
      <C)
                                                                     <c)

      (B)
                                                                    (D) I/I-)!'"':,''"
(5)S/20/2022/A                                            9                                                 P.T.O
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80. "HMi /(z)                   G                                80. "Suppose that /(z) is analytic in a
      |z|<R, /(0)=0 •^^ST^*TfeTT                                       domain G defined by |2|<R with
      W t I ^ |/(z)|<M VzeG,                                           f(0) = 0'. If |/(z)|<M VzsG, then
      VzgG     |/(z)|<M |z|/R" I                                       VzeG, |/(r)|<M |r|/R".'
      "3^1^             cb^dldl t :'                                   The above statement is called :

      (A)             yARlc^l                                          (A) Schwarz's lemma

      (B)             3RTfW                                            (B) Cauchy's inequality
      (C)                                                              (C) Cauchy's integral formula
      (D)                    ^^                                        (D) None of the above

81. "C,.,+"0,                1TH ^ ;                             81.   The value of            +"    will be :

      (A) "-'C                  (B) "C„,                               (A) "-'C                (B) "C„,
      (C) "-^'cr+l              (D) "*'C                               (C) "-^'c   r+t
                                                                                               (D) "*'C,

82.         n =b<^a<l           m            ^         "4*       82. If n pigeons are assigned to m pigeon
            "W         eft            ^          ^                     holes then one of the pigeonholes must
                  ■^*                            -qifb^ 1                                      .pigeons.


             ("-1) +1                     /7-1                               (n-l)                   n-1
                                                                                         -hi
      (A)         m
                                    (B)      m
                                                                       (A)       m
                                                                                               (B)      m




              n                           («+i) -1                           n                       („+i)
      (C)         +1                (D)                                            -hi                       -1
             m                               m
                                                                       (C)   m
                                                                                               (D)      m




83.   100    ^    ^                               feFTt          83. How many number of primes are less

      f ?                                                              than 100 ?


      (A) 20                        (B) 21                             (A) 20                  (B) 21

      (C) 23                        (D) 25                             (C) 23                  (D) 25


(5)S/20/2022/A                                              10
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84. {x,y)= z                t       2, X         ^ 84. (x, y) = z denotes z is the greatest
      tT^           t I ^ {a,b)= l ^                           common divisor of x and y. If (a, ^) = 1,
      [a + b, a-b) ^    eVii :                                 then the value of (a + b, a-b) will be :
      (A) 1 -^TT 2              (B) 1 -EfT 3                   (A) 1 or 2              (B) I or 3

      (C) 1 -qr 4               (D) 1        5                 (C) 1 or 4              (D) 1 or 5

85. t[<si=t)               3x = 4(mod5) ^                 85. The solution of linear congruences
            :                                                  3x^4(mod 5) will be :
      (A) x = 3+ 5^ / el                                       (A) X = 3 + 5r, / €I

      (B) X = 5+ 3/, / e I                                     (B) X = 5 + 3/, r G I

      (C) x = 3+ 4/, / G I                                     (C) X = 3 + 4/, / GI

      (D) x = 4+3/,/gI                                         (D) x = 4 + 3/, rel

            I           ^               f I                    where 1 is set of integers.

86.                       ^^^^                            86. Necessary condition to apply. Chinese
                    ^ "H^RFTm ^ Mk^cril #TT                    Remainder     theorem     is   modulo   of
                :                                              congruence should be :
      (A)                                                      (A) Individually prime
      (B)               31^1^                                  (B) Relatively prime
      (C) TTf^3J^          ^ 3Tfe*!^ ■^*                       (C) No restriction on modulo

      (D)                  ^ ^                                 (D) None of the above

87.         (j) ■ "q^               4>cii ^      m        87. If ([) is a Euler Phi fiinction and m and
            n                      ^4icH4i       t,            n are relatively prime positive integers,
            (t)(/7;?7) ^         ^I'li :                       then the value of (j)(ww) is :
      (A) =(j)(w) + (|)(«)                                     (A) =<^{m) + (^(n)
      (B) =(})(/«)■ ({)(«)                                     (B) =(l)(w) •(!)(«)
      (C) < 4) (m)+ (})(«)                                     (C) <(!)(/«) + ({)(«)
      (D) <(j)(w)-(|)(M)                                       (D) <(l)(m) •(!)(«)
(5)S/20/2022/A                                       11                                             P.T.O.
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88.           2^^ -1 ^    ^                      88. The smallest prime divisor of the integer

      ? :                                              2^'-l is :

      (A) 231            (B) 233                       (A) 231             (B) 233

      (C) 237            (D) "251                      (C) 237             (D) 251

S9,           p                     t            89. If p is an odd prime, then incongruent

      x^ = l(mod;7) ^         ^t :                     solutions of x~ = l(mod p) are :

      (A) 1 sfk p + 1                                  (A) 1 and p + 1

      (B) 1 sk p + 2                                   (B) 1 and p + 2

      (C) 1 3k p - 1                                   (C) 1 and p - 1

      (D) 1 sk p - 2                                   (D) 1 and p - 2


90.           82 ^       ^ "ip f ?               90. How many primitive roots are there of
                                                       integers 82 ?
      (A) 16             (B) 18
                                                       (A) 16              (B) 18
      (C) 20             (D) 22                        (C) 20              (D) 22


91. ^ Zg ^                  Z20 -qr ^            91. The number of group homomorphisms

      w^nfcna^' ^          t:                          from the group Zg to group Z20 is :

      (A) 1              (B) 2                         (A) 1               (B) 2
      (C) 3              (D) 4                         (C) 3               (D) 4


92.                  Sj ■^' 6 ^     3OT^*        92.   The number of elements of order 6 in the

      ^           t :                                  symmetric group S5 is :

      (A) 30             (B) 24                        (A) 30              (B) 24
      (C) 20             (D) 6                         (C) 20              (D) 6

(5)S/20/2022/A                              12
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93.           15 ^^              G ^                  93. For any groups G of order 15, consider
              "qr feR            :                         the following statements :

      P:            t                                      P : G is cyclic

      Q:G           t Zi5 ^                                Q : G is isomorphic to       .

      cl^ :                                                Then :

      (A)       P         Q            f -                 (A) Both P and Q are false

      (B) P 3Rlcq t              Q WT t                    (B) P is false but Q is true

      (C) P WT t                 Q           t             (C) P is true but Q is false

 '(D)           P ^an Q WT t                               (D) Both P and Q are true

94. TT^ 3T^ TpRT^ -am ■4* ,3T^^* ^                    94. The number of elements of a principal
                                                           ideal domain can be :

      (A) 15                  (B) 25                       (A) 15              (B) 25

      (C) 35                  (D) 36                       (C) 35              (D) 36

95. WT Z5 ^                iiU|uj|c|M ^ -^Psqi        95. The number of proper ideals of the ring
      t :                                                  Z5 is :

      (A) 0                   (B) 1                        (A) 0               (B) 1

      (C) 3                   (D) 5                        (C) 3              (D) 5

96. ^2W/(^' + ^'+l) t :                               96. Z2[x]/^x^+x^+l^ is :
      (A) 8 3^^^* ^ "0^ ^                                 (A) A field having 8 elements.
      (B) 9             ^ 13;^                            (B) A field having 9 elements
      (C) ^ 3HcT ^                                        (C) An infinite field
      (D) -q;^ ^          t                               (D) Not a field

{5)S/20/2022/A                                   13                                         P.T.O.
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97.               Z[x]                      I Z[x]          97. Consider the polynomial ring Z[x]. In
        , x^ + l 'm          ipJM^ t:                           Z[x], the ideal generated by x^+1 is :
      (A) 1WT                      t                            (A) Maximal but not prime

      (B) 3TWI             ITWT "=7^                            (B) Prime but not maximal

      (C)                                                       (C) Both maximal and prime

      (D)     ^           sfk ^ ^ 3T^71^                        (D) Neither maximal nor prime


98.         R* TppT ^ sRpfe >31^ ^mrf^                      98. Let R* denote the group of non-zero real
               ^     ^             t, ^                          numbers under multiplication. Consider

      (j):R*—>R*          (|)(x)=|x| "d "RR^irfe                 the mapping ((>: R* —> R*, defined by
                                I   cT^ :                        (j)(a:)= IXI. Then :
      (A) "^RPT (]) ^HI=hlRcjl ^ t                              (A) Mapping ([) is not a homomorphism

      (B)           ■ (j) ^Hl^lRdl      t                       (B) Mapping <j) is a homomorphism

            Ker (t> ={l}                                              and Ker <j) ={l}

      (C)           (f)    ^Hl=+ilRdl   t      cTSTT            (C) Mapping (j) is a homomorphism

            Ker (t)={0}                                               and Ker (f ={0}
      (D)           ({) ^^HldilRdl      t                       (D) Mapping (j) is a homomorphism

            Ker (i)={l,-l}                                            and Ker <!)= {l, -1}

99. -^0 13^ 200 ^^^                             ^           99. Let G be a group of order 200. Then the
      25 ^^ G ^                     ^       ^:                   number ofsubgroups of order 25 of G is :

      (A) 8                 (B) 5                               (A) 8                   (B) 5

      (C) 4                 (D) 1                               (C) 4                   (D) 1

100. ^felt^Tfa,^>gG                     ^GR^                100. Let a,6 G G, where G is a group. Then

      ^t.^ {aby^ = 6"'a"' ^^"STRIT t:                            (ab)'^ = b'^a'^ is known as :
      (A)          f^                                           (A) Associative law

      (B)                                                       (B) Closure law

      (C)                                                       (C) Socks-Shoes property

      (D) sft^Rt^                                               (D) Commutative property

(5)S/20/2022/A                                         14
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dy   y
101.              fTH            (IVP)
                                                            IVP f=i'J'(I)=2 has
        y{l)= 2           t:                                (A) No solution

       (A)        ^
                                                            (B) A unique solution
       (B) TJ^             ^
                                                            (C) Infinite solutions
       (C) 3TO ^

       (D)              "^f ^ ^                             (D) None of the above


102.                      ^                             102. Singular solution of the first order
       ^41=h<>J| :                                          ordinary differential equation :

                p^ +px-y =0                                        p^ + px-y = ^

       ^ Mm ^ t :                                           is :


       (A) 4x'+27y^                                         (A) 4x^ + 27/

       (B) 4x^ +27/                                         (B) 4x'+ 27/

       (C) 27x^+4/                                          (C) 27x^ +4/

       (D) 27x^+4/                                          (D) 27x^+4/
                                                                               t



103.             ^4l4)<u| :                             103. The   Wronskian   of the solution    of

                                                            differential equation :
        |Z_2%^+23^=0
           dx      dx     dx                                       d^y _ d^y dy ^ ^
                                                                   ~-2—^—=^+2v=0
                                                                   dx    dx     dx
       ^         ^ <TrH4)^H t :                             is :


       (A) -6e-^               (B)                          (A) -6e'"              (B) Se"'

       (C) -3^2x               (D) 3e2x                     (C)                    (D) 3^2-

(5)S/20/2022/A                                     15                                          P.T.O.
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104.                        (mmu) :                   104. Unique solution of initial value problem

             D^y-2Dy — 3y = 2e'-10siti x;                            D^j'-2Dy-3^ = 2e^ -lOsinx;

             y{0)= 2, /(0)= 4                                        y{0)^2, /(0) = 4

                                                              is :
       ^              ^t :

                                                                         3             1
                  3
       (A) y = —e^'
                               1
                   +2e'—e'+2sinx-cosx                         (A) y=—e^'' + 2e''——e'' + 2sinx-cosx
               2        2




       (Q)             + 2£;"^——e""+2sin X -cos X             (B) y = —e +2e''—e""+ 2sinx-cosx
                                                                         2             2



               3
       (Q) y = —e'^"+ 2e~'' —I +2sin X-cos X                  (■Q _y = —e        +2^"""-—e' + 2sinx-cosx



                                                              (D) y = 32^'^"
                  3.                                                                   1
       (D) y =-e
              2
                 +2e'—e''
                      2
                         + 2sinx- cosx                                                     + 2 sin x - cos x

105. rHMPeinsId       A'                                  105. Which of the following statements is
       % ?                                                    true ?

       (A)                  SLP               -m              (A) The eigen values of the regular SLP
                                                                     are real.

       (B) TT^ Pd^PHd SLP ^                                   (B) The eigen functions of a regular

             ■Rpff ^ W 37T^                 [a, 6]                   SLP corresponding to the distinct
                                                                     eigen values are orthogonal w.r. to
             ■qr '^K               /-(x) ^ ^TT^si
                                                                     weight function r(x) on [g, 6].

                                                               (C) The eigen values of the regular SLP
       (C) "q;^            SLP ^ 311^ w\ ^
                                                                     are simple.
             ^ t I
                                                               (D) All of the above
       (D) dM^dd
(5)S/20/2022/A                                       16
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106. rHHPdRsid       ^         #T      ^^          106. Which of the following is not a property
                 t ?
                                                        of Green's function ?
       (A) arfeta
                                                       (A) Uniqueness
       (B) W#ra : G(x, ^)= G(^, x)
                                                        (B) Symmetry: G(x, ^)= G(^, x)
       (C) (x,5) ^ G ^
                                                        (C) Continuity of G at (x, ;
             G(r,^)= G(^-,^)                                   • g(^\^)=G(^-,^)
                         *\^
                                                                                  3G
       (D) x =^ w: —                  awOTT             (D) Jump discontinuity of —  at x =^
                                                                                     dx


107.      +      =         ^    lyf                107. The complete integral of {^p^ + q^^y ~ qz
       I :                                              is :


       (A) ax'+[y+by=z                                 (A) ax^+(^y+ by = z
       (B) (x + c/)^+(y+&)" =z
                                                       (B) (x-{-ay +[y+by =■ z

       (C) (x+bf +/=^                                   (C) {x + bf + y'^^
       (D) x'+{y+ bf=^                                  (D) x'+{y+bf=-      a




                                                   108. The partial differential equation of the
108. w ^ z =(A-+;;)+ A(xy) ^ arrf^
                                                       • family of surfaces z = (x + j') + A(x;^)
       31^^              t ;
                                                        is:
       (A) xp~yq = 0
                                                        (A) xp~yq~0
       (B)' xp~yq = x-y                                 (B) xp~yq = x-y
  ^ (C) xp+yq = x+y                                     (C) xp + yq = x^y

       (D) xp + yq =0                                   (D) xp + yq = Q

(5)S/20/2022/A                                17                                           P.T.O,
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109.          Y^ctcti<u| ^                            109. By separation of variables the heat equation;
                w, = Km^, 0</, 0<x<L                              u, = Ku^, 0</, 0<x<L
       '(HI'MK'JI                 '^Hn1d   ^TRTT :         reduces to ordinary differential equations ;
       (A) r = KXT,X''= XX                                 (A) T' = KA,T,X" = ?.X

       (B) V = KXr,X"= -XX                                 (B) r = KXT,X" = -^X

       (cy T'= -KT, X"= -^X                                (C) T' = -KT, X" = -A,X

       (D).T = -KXr, X"= A,X                               (D) r = -KXT, X" = XX

110. RnfdRsid                ^"Ih^hi "ct^ "rofcife    110. Which of the following is an example of
       aiff^ 31^^ JHHlch^ui ^ <i<|^{U| t 7                 parabolic partial differential equation ?
       (A)           ^h1^<ui                               (A) Laplace equation
       (B) "^rraTT ^Hl=h<u|                                (B) Heat equation
       (C) OT                                              (C) Wave equation
       (D)           "4*     ^                             (D) None of the above

111.                                 ;c =(f)(x) ^     111. Condition of convergence of iteration
       ^ ^ 37feTT^ ^ ^ ?lcJ t" :                           method to solve equation x = (i)(x) is :
       (A) |f(x)|= l          (B) .|f(x)|<I                (A) \^'{x)\ = \        (B) l(t.'(x)|<l
       (C) |fW|>l             (D) |(t)'(x)|=0              (C) |f(x)|>l           (D) IfW 1 = 0

112.                          ^                       112. The objective of Gauss elimination
       WTto^T feFT AX = B ^ ^]yrf^                         method is to reduce the coefficient
                                                           matrix A of system of linear equations
                                                           AX = B into a/an :
       (A)                           n
                                                           (A) Upper triangular matrix
       (B)          fWWrhr AfdcHH ■^*
                                                           (B) Lower triangular matrix
       ■(C)                                                (C) Identity matrix
       (D) ^                                               (D) Null matrix

(5)S/20/2022/A                                   18
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113.       ^^                                         113. The population of a town was as given

               Mt I        2015 ^       ^              wm          below. The population of the town in

               #Tt ■:                                              year 2015 is nearly equal to :

               (^5f^ 3T?T#?H           ^             ^ ^)          (Using appropriate interpolation formula)

                          ■ar^       ^jR^fw (RH^f ^f)                     Year       Population (in Lakh)

                        1982               ■   51                         1982                  51


                        1992                   71                         1992                  71


                        2002                   86                         2002                  86


                        2012                   98                         2012                  98


                        2022                   106                        2022                  106


               (A) 101 cTT^                                        (A) 101 Lakh

               (B) 105 cTM                                         (B) 105 Lakh

               (C) 104 eim                                         (C) 104 Lakh

               (D) 99 elT^                                         (D) 99 Lakh

        114. -q^             = 0.1              ^             114. Using Euler's modified method taking step
               Mtr ^             ^               tth               size = 0.1, find the approximate value of_y
                      ^    ^                                       corrected upto three decimal places,
^   I
               ^=777; ;'{0) = 1 ^ ^ ^ = 0.1                        corresponding to x = 0.1 for the initial
               ^          y ^              1TR <^^lMeici ^                         dy _ y — x
                                                                   value problem                t(0) = 1 :
               3           TT^       f :
               (A) 1.071              (B) 1.092 .                  (A) 1.071            (B) 1.092

               (C) 1,101 '            (D) 1.152                    (C) 1.101            (D) 1.152

        {5)S/20/2022/A                                   19                                            P.T.O.
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115.                                               115. According to fourth order Runge-Kutta
                                                        method, the approximate solution of


       3'„+i=3'„+^ t, ^ TIT A t :
                                                       ^=            is      =>'„+A:,whereAis ;
       (A) = —(^1 + 2^2 +^3 + 2^4)                     (A) =—(Atj+2^2+A3+2/:4)
               6



       (B) =7(2^,+^2+2A3+?t4)                          (B) =         +^2 ^^3 +^4)
               D                                               6



       (C) =-(/:|+2^2+2^3+^4)                          (C) =7(^1 + 2^,+ 2^:3 + ^4)
                                                               0




       (D) =-^(2/:,+ ^2+^3+ 2^4)
               6
                                                       (D) = 7(2^1
                                                               6
                                                                           +^3 +2^:4)

116.               JiHilc^Pd TJ^ : ■               116. The Newton-Raphson iteration formula :


              -Vi=^^«(3-A.x,^)                               ^//+i ~ ^tt ~ A.x„j
       ^ f^iTT *m\ ^ 1^ "SRtI^            w             can be.used to compute the :
       TT^ t ?
                                                       (A) Inverse of A
       (A) A ^            ^
                                                       (B) Square root of A
       (B) A ^           ^ f^
                                                       (C) Cube root of A
       (C) A ^           ^
       (D) A ^                                       • (D) Inverse square root of A

        5                                                             5

117. ^A^y/ =? ^ TTFT t :                           117. The value of ^A^Ji = ? is :
        /=i                                                          i=i



       (A) A(/,-/)         (B) A(/,-/„)                (A) A(/,-y;)          (B) A(/,-/„)
       (C) A(/,-/„)        (D) A{A-f,)                 (C) A(/,-/„)          (D) A{f,-f,)

(5)S/20/2022/A                                20
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118.                                                        118. Using Picard's' method, the value of
                                                                 second appoximation of the differential
       ^=               y(0)=:0 ^                                           dy _            f.
                                                                 equation                       =^      '
       HM 6*1'II ;
                                                                                                      r.2^
                                         -1
       (A) tan"'{;c)          (B)      tan
                                              v2.
                                                                (A) tan-'(x)            (B) tan"'
                                                                                                      v2y

                                              r .A \
                 -I                      -I                                                      -1
       (C)   tan
                              (D)      tan                      (C) tan -               (D) tan
                       3                      v4.                                                  .4,

119.                            rHHRrlHsId 4HHldi<"J| ■ 119. Using Gauss-Seidel method the second
       feFt        ^ x,y,z ^ "RR ^ ferk                          approximate value of x, y, z for the

                   tipt t :                                      system of equations :

                      6x + y +z= 20                                           6x + y+ 2= 20

                       x +4y — z = 6                                              x-i-4y~z =6

                      X-y +5z= 2. ■                                               x'~y+5z = 7
                                                                 is :
       (A) 2.9916, 1.0104, 1.0038
                                                                (A) 2.9916, 1.0104, 1.0038
       (B) 2.9121, 1.0072, 1.0937                               (B) 2.9121, 1.0072, 1.0937
       (C) 3.0172, 1.0528, 1.0705                               (C) 3.0172, 1.0528, 1.0705

       (D) 3.1004, 1.1637, 1.1021                               (D) 3.1004, 1.1637, 1.1021

                                                                                                             18
120.^                 ^0 +^8=3,          y^+y7=^>           120. If                       =5, ^2+^6-^,-
       .y2+y6 = — > y3+y5 = Y                    ^                          25
                                                                 y^+y^ = —,then the value of y^ is :
                                                                              8
       "^fiT HH eVil :
                                                                (where assuming seventh difference is
       (Tfm^' 3mT ^                      1^3;)                   constant).

       (A) 2                  (B) 2.42                          (A) 2.                  (B) 2.42

       (C) 2.5                (D) 3                             (C) -2.5             ' (D) 3
(5)S/20/2022/A                                         21                                               P.T.O.
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121.                          :
                                                                121. The Euler's equation for the variational
                                                                                                1


             ^{y(^))=J(2^-^                      7'^                 problem l{y{x)) = j(2x-xy~y')y'dx
                                   0
                                                                     IS :

        ^         3iihq1<. ■HHl=t)<i'l ■§■ :
                                                                     (A) 2/'-;;= 2              (B) 2/' +;;= 2
   ■ (A) 2y"~y = 2                       (B) 2y" + y = 2
        (C) y" + 2y = 0                  (D) 2y"-y = 0               (C) y" + 2y=0              (D) 2/'~y=0

122. ■*# ^             'IfWCT                      f' :         122. The Hamilton's equation of motion are :
                     -9H                  3H                                         -an       an
        (A) A                  » ^Ar                                 (A) A              •;^A =
                     3a '
                                          an                              , -an , an
        (B) A                  •;^A =                                (B) A =3—= ^
                                                                     ^ ^             ^Pk ■          ^Qk
                                         aH                                  ,       an- ,      an
        (C) A
                     dp.   •;^A =
                                         a^,                         (C) a=^;a=^
                                                                           9a
                     -an                  an
                                                                                     -3H            9H
        (D) A                  •;?A =
                     a^^ '               dPi                         (D) A                 ■; A =
                                                                                     9?i            9a
123. rHHPdR^d                          -^\=m Wf^                123. Which of the following is not the form
                               A
                                                                     of Euler's equation for
            ^(^W) = jf(^' A /)^fe
                               a
                                                                                           b



    ^ feis: SIFrar                             ^          t?                i(yW)=jF(*, A/)«& ?

                                        =0                                  ap       d ( dY
    (A)                                                             (A)                        =0
            dy     cbc 19/.                                                 dy
            d
                                                                            d
    (B)     dx
                 p         /

                                        -f-"                                     p

                                                                                 . ^           -f=»
    (C)          F +_y'9|L                                                       P. / ap
                       9y'              v-»                         (C)
                                                                                               v-»
                                                                                                dy
            -ap       d                                                     -ap      d (dv'
                                         =0
                           \^y';                                            dy '^dx[dy\ = 0
(5)S/20/2022/A                                             22
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2 fi)
124.                      ^         ^ Ji /3          ,     124. The extremal of Jif ~—dt,
                                                                                     ^3
                                                                                          where
                                                dx                                                dx
       ^ i(l)= 3, ;c(2)= 18                 i= —,               a:(1) = 3, x(2) = 18 and                 using
                    ' O

       m^                t :                                    Lagrange's equation is :

                                        15 3   6                                                  15 3    6
       (A) x =                 (B) ^=          +7               (A) x = t'+2            (B) ^ =          +7
       (C) ;c = 5/'-2„ (D) x = 5t'+3                            (C) x = 5/'-2           (D) x = 5?^+3

125. H^dPich :                                             125. The functional :


       ll{/f + yy"+'^yV +{kxy'+ y)ydx,                          J„ {y'f + yy"+^/y"+{k^'+y)ydx,
                                                                where ;'(0) = 0; 3^(1) = 1/2; ;''(0) = 1;
       ^ ;'(0)=0; ;'(l)= l/2; /(0)= 1;
                                                                /«= 7 is independent path if k is
       /(l)=;^            ^        ^           A: ^             equal to :
       HM $Vii :
                                                                (A) A = 1               (B) A = 0
       (A) jt = 1             ■ (B) A = 0
       (C) A = 2 .             (D) A = 4                        (C) A = 2               (D) A=4


126.          3r^ C|            C2 ^        HidPi=h        126. The functional :


       I (x))=£(2y +{y'f -2sin a:) ^                              Ky{^))=              +{y'f -^sinxjdx
       ;c =i "qr PlHrdRsJd "4* ^ ■^. iTFT                       has the following extremal with Cj and
           2
                                                                C2 as arbitrary constant at a: = - is :

       (A) c,-C2                                                (A) c,-C2
       (B) c.e'+c^e-2                                           (B) CjC^+Cje"^
       (C) c,e + c,e-1                                          (C) CjC + Cje"'
                                                                             '2



       (D) c.e'^" + C2C~'^^                                     (D) c^e^'^ + c^e-1/2
                                                                       1/2 .




(5)S/20/2022/A                                        23                                               P.T.O,
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127. "^Tf^ Wfe                                         127. The extremum of functional :

              l=ll{{y'f+nxy)dx
                 ;'(0)=0; ;'(l)= l ^                        satisfying the condition           >'(0) = 0;
              t, eft WT        ^"qr "HM ^?                   >^(1) =! is attained on the curve :
       (A) :^(:>:)= ;c^       (B) y(x)= x^                  (A) y(x) = x^            (B) y{x) = x^
       (C) ;;(x)= x''         (D) ;'(x)= :s:                (C) >'(x) = x''          (D) >'(x) = x
128.
                                                       128. Extremals >' = jy(x) for the variational

                                                            problem       V (;;(x)) = £ +(y'f ]dx
       ^         ^=          Pi*-ifenRaa   ^ f^RT           satisfy which one of the differential
       37^^                ^                f ?             equations ?
       (A) Y"+Y =0           (B) Y"-Y =0                    (A) Y"+Y = 0             (B) Y<'-Y = 0
       (C) Y"+(Y')'=0 (D) Y'+Y =0                           (C) Y" +(Y')'=0 (D) Y' + Y=0
129.                      Wfe l(7(^)) ^                129. In a Rayligh-Ritz method the value of
       ^t :                                                 functional l(>'(x)] is :
       (A)            Tir^ ^                                (A) taken on arbitrary admissible curve
       (B) Mr Mr rt                                       ■ (B) taken on linear combinations
       (C) 3; = JC ^ ^                                      (C) in the form y = x
       (D) j' = - X ^ ^                                     (D)" in the form ^ = - x

130.         tinaei       ^ f^3^f (x,, _yj) RR         130. The shortest curve following two points

       (^2' ^2) ^ fMrft RT^                RRi ■§ :         (x,, ^i) and (xj, ^^2)      ^ plane is :

       (A)                   (B)                            (A) Cycloid          (B) Catenary

       (C)        M          (D) RR                         (C) Straight line    (D) Circle

(5)S/20/2022/A                                    24
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m
                             f                  f-
                                                            131. The solution of the integral equation
                             i{x-t) -                                   "(')
                                                                  I(--0' di — yfx is :
        (A) u[jc)= Jx            (B) «(x)=ji:''^                 (A) ii[x)=4x           (B) z/(x)= x"^
        (C) u{x)=^               (D) u(x)=x~+l                   (C) it{x)=~            (D) 7/(.v)= a:'+1

 132.                        :                              132. For the integral equation
                         I                                                       I

             u{x)= Xj{3x~2)lu{t)dt                                       w(x)= ^|(3jc-2)/M(^)flV,
                         0                                                       0



          f^M."f^TR^fecI "^Kpri        f^-cJK          ;         consider the following statements :
        P: T^m\ "To                             "fefhr           P : Given        integral   equation       is
                                                     t" I                homogeneous integral equation of
        Q;                             "HH          vm                   second kind.

             t I                                                 Q : It has no characteristic value.

     ^:                                                          Then :

     (A)           P cTS^T Q ^ t                                 (A) Both P and Q are true
     (B) P ^ t                     Q            t                (B) P is true but Q is false

     (C) P               t           Q ^%                       (C) P is false but Q is true
     (D)           P cr£TT Q            t                       (D) Both P and Q are false

133. ^H|ch<ri                :                              133. The solution of the integral equation :
                         j   '                                                   j '
             "{^)=-^+j{x+ t)"{<)'^'
                     ■       0
                                                                        "W=-T+J(^+')"(')'"
          ^ t" :                                                 IS :



    (A) z/(x)= 2x4-I (B) u{x)= 2x~6                             (A) 7/(x-)= 2.y + I (B) w(a:)= 2a:-6
    (C) m(x)= 6a:+3 (D) w(x)= 6;c-3                             (C) u{x)= 6x +3 (D) m(x)= 6x-3

(5)S/20/2022/A                                         25                                           P.T.O.
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134. ^                             :                 134. If 2/(a:) is the solution of the integral
                                                          equation :
        u[x)=\~2x-Ax^ +|[3+6(:c-/)                                              X
                               0
                                                           2/(a:)= 1-2x-4a:^ +j[3+6(a:-/)
                               -A[x-tf'^u{t)dt,                                 0




             ^ m(a:) t", ^ z/(log3) ^                                           -4{x-l)^'^ii{t)dt,
        vV

       ? :                                                then 2/(log 3) is equal to :
       (A) 9                   (B) 6    ^   ■             (A) 9                (B) 6

       (C) 5                   (D) 3-                    .(C) 5                (D) 3

135. ^Hl=hd ^Hl=b<u| :                               135. Which of the following is satisfied by the
                       X
                                                          solution of the integral equation :
              u[x)= \+jii{t)dt                                            X



                       0                                         ii[x)-\-\-^u[t)dt 2
                                                                          0
                 PihRiRsiu "4*
                                                         (A) 22(1)+ 2/(log 2)= 6'+ 2
              t ?
       (A) u(l)+ II(log 2)= e + 2                        (B) 22(l)+ 2/(log2)= t'-l
       (B) It(l)+ u(log 2)= e -1
                                                         (C) n(2)+ 2/(log 2)= e+ 2
       (C) «(2)+ w(log2)= e + 2
                                                         (D) 22(2)+ 2/(log2)= e-2
       (D) u(2)+ u(log2)= e-2

136.                       :
                                                     136. The solution of the integral equation :

                       n


       w(x)= cosx+3JA:(x, t)u[t)di,                       2/(a;)= cosA:+3jA(x, t)ii[{)dt,
                       sinxcos/, 0<x</                                        sinACOs/, 0<A</
                       cos;c sin/, l<x<K                  where k(x,t)-
                                                                              cos A sin/, /<A<7C
       t", ^        t" :                                  IS :


       (A) w(A:)= sin3;c (B) 2/(a:)= sin 4a:             (A) 22(a)= sin 3a (B) 2/(a)= sin 4a
       (C) 2/(a:)= cos3x (D) 2/(a:)= cos 2,v             (C) 2/(a)= cos3a (D) 22(a)= cos2a
(5)S/20/2022/A .                                26
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137.          4j4]c^.<ui                           137. The solution of the integral equation

                              X
                                                                              X



                    -1+J(x-/)i/{i)di                             u{x)= l +j{x-l)u(()dt

                                                         IS :


        (A) cosx                  (B) sin A'            (A) COSA-                 (B) sinA

        (C) sinhj;                (D) cosh A            (C) sinhA                 (B) cosh A

 138.          4-141ch<u| :                         138. The integral equation :

                          1                                               I


             «{a)= Xjsin(tcx)cos(JT/)w(/)i//                     II(a)= A.J sin(tia)COS(ir/)u{l)clt
                      0                                                   0




        «siai % :                                        has :


    (A) ^             3Tf^a#T^ TTPT                     (A) No eigen value

    (B)         atfro^rirrr^ TTH                        (B) One eigen value

    (C) ^ a#I^^Tfq^ tth                                 (C) Two eigen values
    (D) #T                          ttft                (D) Three eigen values

139. "^mfN                    -IH41414^1 ; .        139. The eigen values of the homogeneous
                                                        integral equation :
                      1

            U(a)= J(/^/A -Xy/t^ II[/)clf                                  1
                      0
                                                                 U(a)=        Va -A>//)II(i)dl
                                                                         0

    ^                         ttpt ^ f .
                                                        are :
    (A)          ^ "4 ^R<ri4^
                                                       (A) purely real
    (B) 14       ^ "4 ctiKrHpich
                                                       (B) purely imaginary
    (C)
                                                       (C) rational
    (D) 37T4t4^
                                                       (D) irrational
(5)S/20/2022/A                                 27                                                p.T.O.
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140.                                     :                              140. The number of linearly independent

                         /.                                                 eigen functions of an integral equation :
             w(A-)= A.ojK(.v,                                                                   h
                         a
                                                                                 w(a') = A,oJiC(a-, l)u[()clt
          tHsichl^                                  wRf ^                                       a




       ^H*<s4i ch^cniol f :                                                 is called :

       (A) a#T^^rfTO "RPT ' X(, ^ Mm                                        (A) characteristic of,eigen value Xq

       (B)                        "rr ;\-(j         ^                       (B) field number of eigen value Xq

       (C)                    "RPT A,p           ^;1,9bHf"l=til             (C) index of the eigen value Xq

       (D)                        *RH         ^ "RfM                        (D) multiplicity of eigen value


141. PHHrcrlRsId              ^                                         141. Which of the following statements is
                                                                            inte ?
       t ?
                                                                            (A) The wall of the gas container is an
       (A) ttr M                             ^
                                                                                 example            of      a      holonomous
             ^I#TFRT                  ^                    t1
                                                                                 constraint.

       (B) "Q;^ M ^ RST "RT                      RT RfMR                    (B) A particle constraints to move along
             ^ "q;^ rr-wrM -jrfcRR ^                                             a curve or on a surface is an

                       t I                                                       example of a non-holonomous
                                                                                 constraint
       (C)                   ^ ^q;                  RT Mr
                       ^dcbdl l^TT fw^ TT^                                  (C) A cylinder rolling without slipping
                                                                                 down a rough inclined plane is an
             ■^rT^ OT# ^                            t I
                                                                                 example of conservative system.
       (D)                         "q;^ Rft^TR^ RK^FRR
                                                                            (D) A      particle          sliding    down   the
             ^ strM                              Mwt t.
                                                                                 inner surface of a paraboloid of
             f^RRit 378J                      3TR         '(1-c)
                                                                                 revolution having its axis vertical
             ^ 3ik                "q;^                     ^                     and      its   vertex      downward is     a

             •i "^16^.^1 ^    I                                                  conservative system.

(5)S/20/2022/A                                                     28
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142. #T                              ^ %IT                 142. The number of Hamilton's canonical

       ^ 1^%cf ^HHlcb<u|T ^               ^:                    equations     for     three    generalized
                                                                coordinates is :
       (A) 3                   (B) 6
                                                                (A) 3                 (B) 6
       (C) 9                   (D) 12
                                                                (C) 9                 (D) 12

143. 13^ W ^Tmk                     'U ^ W4                143. A particle performs uniform circular
       "HTIH.f^ ^                  t I ^^^                      motion with an angular momentum ^U.

       ■^'■^ 37T^f%            "Q;^ mRi'SI "31^ STT?^           If the frequency of particle's motion is
                                                                doubled and its kinetic energy is halved,
       ^ ^ ^ly,, "dt ^dWrt^               ■?! ^TnjjfT :
                                                                then the angular momentum becomes :
       (A) 2L                  (B) 4L
                                                                (A) 2L                (B) 4L
       (C) L/2                 (D) L/4
                                                                (C) L/2               (D) L/4

144,                           4qh        M,cti ^Hd^ri     144. A uniform solid cylinder is placed with
       ■qK       7T?n t, W             37^          t           its axis horizontal on a plane, whose

       ?TaTT   Pd-Hchl                 ^a{      ^chM            inclination to the horizontal is a. The

                                                                least coefficient of friction between it and
       a 11              afk          ^          -ET^
                                                                the plane, so that it way roll and not
       ^                   ^ #TT, -ztR ^
                                                                slide, is :
       ■?T^, ^ fT>^             ?
                                                                (A) tan a
       (A) tan a
                                                                (B) 3 tan a
       (B) 3 tan a


       (C) -lana                                               (C) ^tana
       (D)                     ^                               (D) None of the above

(5)S/20/2022/A                                        29                                             P.T.O,
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145.         ^                              1^ O ^                 145. A rigid body turns about some fixed

                       \         CO,, 0^ , 0)3                            point O. If CO,, 0^ , CO3 are the angular
                                                                          velocities and A, B, C and the moments
  . ^ sfk A, B, C                     TI^ 37^* OA,
                                                                          of inertia about the axes OA, OB, OC
       OB, OC ^                "51^ 371^ ■^*, Tit                         respectively, then the kinetic energy of
               ^ "^TfcR ^ #Tf :                                           the body is :

       (A) ^(Acof+Bco^+Ccoa)                                              (A) ^(Acof+BCO2+CCO3)
       (B) Aco^ + Bo)2+Cco3                                               (B) Acof+BCO2+C(03

       (C) -(Aw^+Bco^ + CcOj)                                             (C) —(Acof+ BCO2+CCO3)
       (D) 3M^cK1              ^ -^T^*                                    (D) None of the above

146.         'm' ^ozmn ^ ^                                         146. A particle of mass 'm\ kept in a potential
                                                                                    '1      1
       V(jc) = —^-kx^ +~7^^ %,                 A: 3?^ X                   V(a:) = —Ax" H—Xx"^, where A: and A, are
                                                                            ^ ^    2     4
         ^ ^     2         4
                           t, "dt                      ^                  positive constants, undergoes small
       3T5f^                 ^             ({l^rli 3TTo[|%                oscillations about equilibrium point, then
       t :                                                                the frequency of oscillation is :

                                       I      /t                              ^ —
                                                                          (A) 2k 2X
       (A) 27cJ—
                V m                                                                 V 7«

               1 &                    _1_ X                                     I f2A
                                (D)
                                      2n V /«

147. PlHlelRsid "4'                                  ^^Trrffe^     147.   Which of the following is a Hausdorff
       t ?                                                                space ?
       (A) R ^ TTT^                             ^IhIcimI                  (A) R with the trivial topology
       (B) R ^ "^ns^ ■tnTO                     zhqt^fNt                   (B) R with the standard topology
       (C)                 ^                       eiHieiMl
                                                                          (C) A set with the discrete topology
       (D)                 ^          ^ (rdPddd)
                                                                          (D) A set "with the trivial topology
             il4ldNl

(5)S/20/2022/A                                                30
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WT III (Part III)
61. "^THT             X                                  %,    61.       Let X be a continuous random variable

                   yiP^chdl                 "^Ti^ PHHIj.'HK              with probability density function given
      t:                                                             . by:

                      Ax;            0< X < 1                                       Ax;        0 < X <1
                      A;             l<x<2                                          A;         l<x<2
      /W= -Ax +3A; 2<x<3                                                 /(•v)= -Ax+ 3 A;      2<x<3
                      0;             srw                                            0;         otherwise


      ^ A ^ T7FT                    :                                    Then the value of A is

              1                                                                1
      (A) 7                                                              (A)


      (B) ^                                                              (B)


                                                                         (C)
             6



      (D)                                                                (D)


62.                                yiifi       "f^^JTfsto A,       62.   A problem in statistics is given to tliree
      B cT^TT C                               ^ Hii^ctidik.              students A, B and C whose probability
                  1        3            1 ^               ^                                       1    3        1
                  7. 7               7 ^ I          ^^                   of solving it are        —, —     and —
                  2  4               4

      WT^nr                     ■sFt yiP^chdi ^                          respectively. The probability that the
                                                                         problem will be solved if all of them try
      chlP^lJ^I             ?                                            independently, is :

                                                                                                      29
              J_                      (B)
      (A)     32                              32


                                             HI                          (C)                   (D)
                                                                                                      HI
      (C)                             (D)     32                               32                     32
              32



(5)S/20/2022/A                                                32
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63. A and B are two weak students of
 63. A 3?k B Tjfm ^ ^                       m # 3TR
                                                                 Mathematics and their probability of
     "3^            ^ "R^ ^                ^          ^          solving a problem in Mathematics

     urfemr ^^rm: 7-                  t i -qf^^                                    1         I
                       6          8                              eoirecliy are — and - respectively. If
        '<HIHI"H ^Id            RlRlchclI         ^
                                                                 the probability of their making common
       ^HM 3T^ "RP^ qfPC^ %'j          'dlcbl                                 1
                                                                 mistake is            and they obtain the same
     ch<*^ ^ Mlf^chdl           :
                                                                answers, the probability tiiat their answer
                                                                is correct, is :
              15                      16
    (A) -                      (B) -
                                                                       15                          16
                                                                (A) -                     (B) -

          \5                          16
                                                                       15                          16
    (C)
          16                          T?                                                  (1^)


64. HHT            X 3fk Y                      Rlf^chdl   64. Let the joint probability density function
              ^dd PiHiT^d "i" :                                 of X and Y is given by :

                           Sxy\ 0 < a: < ;^ < 1                         ,     , \Sxy; 0<;c<j<l
          /(..)=f;                                                                               otherwise


                                                                Then the marginal density function of X
          X         3Hid            4)dd
                                                                is :
    (A) 4r\0<x<l
                                                               (A) 4a-';0<.v<1
    (B) 4(1-;c');.0<a-<1
                                                               (B) 4(1-a:-);0<.v<I
    (C) 4A:(l-A:'j; 0<:a:<1                                    (C) 4x(l-x-]; 0<x<l
    (D) x(l-;c"); 0<jc<l                                       (D) a:(1-x"]; 0<a:<1
(5)S/20/2022/A                                        33                                                 P.T.O.
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65. ^                   ^ ^ TF7RR                 37^         65.   If the mean and variance of the random

      TROT sFWT: ^ 3ifk o' t, ^ ^«41vl^                             variables are |.i and    respectively, then
      smfer rHHlP^d t :                                             Chebyshev's inequality is ;

      (A) P[|X-n|>e]<l-J^                                           (A) p[|X-n|>e]<l-|^
      (B) P[|X-n|<e]>|^                                             (B) P[|X-^ll<e]>|■
      (C) P[|X-n|>e]<l-^                                            (C) P[|X-ti|>€]<l-
                                                                                                2(j'



      (D) P[|X-n|>e]<J                                              (D) P[|X-n|>6]<J
66.       ^ X 3^ Y                             TntecTT        66.   Two random variables X and Y have the

      ■SRc^ -q^ rnHlP+id t ' :                                      followingjoint probability density function :

                                 0<x<l                                                        0<x<l
                     2-x-y;                                           /       N   2-x-y;
      /(^% p)=                                                      f{x,y) = \                0<y<\
                         Oi       3E^2TT                                             0;      otherwise

      ^ E (XY) ^ "RPT #TT :                                         Then the value of E (XY) is :

      (A)
            1
                              (B) i                                 (A)
                                                                          1
                                                                                            (B) ^
      (C) -                   (D)                                   (C) 3                   (D) -


67.         WrfEtT "RT^ ^ 600 "STR                W           67.   A symmetric die is thrown 600 times.
      ^ 80            120 ^ ^                  6 ^                  The lower bound for the probability of
      ^           '^'lan "^frRT "qft 3#T^hIT         :              getting 80 to 120 sixes is :

                                    19                                    19                     19
      (A)
            12.
            20                0^) ii ■"
            19                      19                                    19                     19"
                              (D) ^

(5)S/20/2022/A                                           34
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68.             "Hl^pT^ch                                        68.    A    sequence       of    random      variables
        XpXj, ,X„'                      1^          yiR^^dl              XpXj,      ,X„ is said to convergence in
             37feOT                  "^rf^ PtJ^I e>o                     probability to a constant \x if for any
             "f^ :                                                       G>0 : '

       (A) J™J'[l^.-ti|<e]= I                                           , (A) i™P[l>^.-H<e] = l
       (B) l.mP[|X„-n|>e]= l                                              (B). i™p[|x„-h|>6]=i
       (C) !™p[I>^»-h|^s]=o                                              (C) i"2PD^»-|J-N6] = o
       (D) iimPOx„-n|>e]=l                                               (D) ,'™p[I^"-H>6] =|
69. ^ ^ X|,X,, ,X^,                                              69. If the variables XpX^,                   ,X„ are
                        A TTHT % ;                                      uniformly bounded and let :
                        (X,+X2+ + X„)<oo                                            ^ (X] +X2 +           + X,,) < 00.
       cR <36d ^V3dl3=if ^            PiMH (WLLN)                       Then the necessary and sufficient
       ^^                 3^1c^V■^d, 3TR Tq^rfRT TO                     condition for Weak Law of Large
       ^ :                                                              Numbers (WLLN) holds is :
                  B                             B
       (A) H-^w
           iim-ii-=0
                11
                               (B) H-»oo
                                   ]im-f=l
                                         ^-
                                                                        (A) lim^=0                (B) Iim^=l
       (C) iim-5^=.0
             H->oo ^
                               (D) lim-^=l                              (C) lim^=0                (D) lim^=l
                                                                               n'                     "-»« fj

70.          Y„ TO            ^ P(«) t, TOT rt                   70. If Y„ is distributed as Poisson variate
                       ^ "RTTOi f,                                      P (m), where n is the parameter of Poisson
               TO "STTO TO             limpfx, </7]
                                       /|-»0O           J
                                                                        distribution. Then                    by using
       TO TOT ^Wt :
                                                                        central limit theorem is equal to :
       (A) -                  (B) 3
                                                                        (A) I                     (B) r

       (C)                    (D) -
                                                                        (C) 7                     (D) -

(5)S/20/2022/A                                              35                                                  P.T.O,
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71.                   ^ ^'iTfech ^                 ^:           71. A Markov chain is ergodic if there is :
                                                                       (A) One communicative class
      (A) "q^                   ^ i\
                                                                       (B) Two communicative classes
      (B) i\ yquivRef ^
                                                                       (C) More than two communicative
      (C) ^ ^                             ^                                  classes

      "(D) ^ y^uiyild ^ ^ ^                                            (D) No communicative class

72. ^                  k                       -dt rndq?        72. If state k is persistent null, then for
      / ^ fdrq; :                                                       every / :

      (A) Lim              >0   (B) Lim            <0                  (A) Lim/;';'>0 (B) Limp'"'<0
                                                                             /»—»oo        ^' M—^ns       ■'



      (C) Lim p'"J
             </-»«>
                             0 (D) Lim H->f»   '
                                                   -4 1                 (C) Limp';'-^0 (D) Lim//;'-^l
                                                                             H—»"                 11—*^




73.         "cgd "qfdTqT t :                                    73.     Yule Funy process is :

      (A) ^^ qfen                                                      (A) Pure birth process

      (B) ^ iJfH                                                       (B) Pure death process

      (C) ^ tt^*                                                       (C) Birth and death process

      (D)              "q       qqf qdf                                (D) None of the above


74. ^ T3:d                  qtar -q* o{h) t :                   74. In birth and death process o{h) is for :

      (A) /^2TT {I + h) ^                                              (A) More than one birth between I and
                      ^ tdrq                                                (/ + /;)

      (B) (           (/ -f- /?) ^ q^ "qqr                             (B) More than one death between / and

                      ^ fdrq                                                (/ +- h)

      (C) dtdt' (A) qqr (B)^ fdnr.                              . - (G) Both (A) and (B)

      (D) q ^ (A) STR q ft (B)                     - ■ ■              ■ (P) Neither (A) nor (B)

(5)S/20/2022/A                                             36
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79.         cTT^ -4' H^Rh-mT ^          ^    79.    Number of fishes in a lake can be

               1^         ^        fer ^            estimated through which probability
            t ?                                     model ?


      (A) WiMt                                     (A) Geometric

      (B)                                          (B) Hypergeometfic

      (C) "^TWT^ f|q^                              (C) Negative Binomial

      (D)                                          (D) Poisson


80. TijRf ^^ fer yiRjchdi ^^ %TT             80. Lack of memory property is .suited in
      ar^^ t ?                                      which probability distribution ? •

      (A) ^              (B) TO   ■                (A) Beta             (B) Gamma

      (C)^              (D) ^<yidl=h1              (C) Cauchy           (D) Exponential

81. arfe^ ^'qrf^ awro im f :                 81.   The maximum likelihood estimator is :

      (A) anlsdl^                                  (A) Unique

      (B) arfeih ^                                 (B) Not uniqe

      (C)      (A) cTSTT (B)                       (C) Both (A) and (B)

      (D) aq^Jdd    ^^                             (D) None of the above


82. 3Tr?TOT7            arrro^ an^?^ ^       82.   Maximum likelihood estimators are nol

                    :                              necessarily ;

      (A) TO'                                      (A) Consistent

      (B)                                          (B) Most efficient

      (C)                                          (C) Sufficient

      (D) anfTO                                    (D) Unbiased

(5)S/20/2022/A                          38
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83.           ^:                                                  83. For the Cauchy distribution :

                                                                                         1
      /W=                                                               /w=
                7i[i+{i-e)']     .21 » —< X <00                                              21 ; —00 < X < CO
                                                                                  7c[l +(Ar-e)']
      ■^*          e ^                           ^ t :                  the consistent estimator for the parameter
                                                                        0 is :    .
      (A) "RT^^T
                                                                        (A) Mean
      (B)
                                                                        (B) Median
      (C)                                                               (C) Mode

      (D)            ■^'         ^                                      (D) None of the above

84.                        (a:)             ^^0^                  84.   An' estimator /„ (x) is asymptotically
                              "t,       limZ? (/ , 0) ^
                                        ll-*oo       '
                                                                        unbiased for 0, if limZ)^, (/,,, 0) with
              *„(',,.e) = E[/„(.v)-e]                                            6) = E['„ W-e] is :
      t:
                                                                        (A) I
      (A) 1                                 ■    ,       ■
                                                                        (B) zero
      (B) ^
                                                                        (C) 00 (infinity)
      (C) CO (SUtl)
      (D)                    ^                                          (D) None of the above


85.                   '-^H                            (iid)       85.   If   ^1,-^2,           are    independently
      ■R?f^                      "f, eft sti^ctJ ■^I'Rsnqil             identically distributed (iid) continuous

      /[X|,A:2, '^/(]~ [^-^(l)* ^(2)'"">^(n)J                           random variables, then the order statistics

      t:                                                                                 ~ [^(i)» ^{2)'—*'^(rt)] is •
      (A) 3nfw                                                          (A) Unbiased
      (B) ^                                                             (B) Consistent
      (C)                                                               (C) Sufficient
      (D) aM^cKi            ^ ^                                         (D) None of the above
{5)S/20/2022M                                                39                                                 P.T.O.
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86. ^ x^,X2,           .v„ TT^                    t, 86. If ApA,, ,A'„ is a random sample, Ihen

                    ^ Q(x,,.v%             A;;e) -q^            the random variable Q(a-,,a-t        ,a-„;0)
             ^ t, ^ Q(ava-3                    ,v,,;0)          is a pivotal quantity, if the distribution of

     ^^ t :                                                     Q(a,,A2, ,a;,;0) is :
     (A) 0 ^ tcjci'pi                                          .(A) Independent from 0

     (B) 0 ^ -qi^                                              (B) Function of 0

     (C) #Tf (A) m (B)                                         (C) Both (A) and (B)
     (D)                     ^                                 (D) None of the above

 87. q^fc^=t) qRc+irmi H| ^                               87. The probability of rejecting alternative
           yiPqqiai ^ H, '3?^ f,                               hypothesis H,, when H, is false, is
     v\

     f :                                                       known as :

    (A)          WK          "jfe                              (A) Type first error

    (B) fefRl            ^^                                    (B) Type second error

    (C)          ^ -^221                                       (C) Power of the test

    (D)           "4*        ^         ■                      (D) None of the above

88. -21ogX ^ appnto                                      - 88. The approximate distribution of -2log X
    ^*^TTf%?TT ST^qm                f, #TT, :,                 with X as likelihood ratio statistic is :

    (A) WRRT ■           ■                                    (A) Normal

    (B) "'^TPI                                                (B) Poisson

    (C) q^qiaiqil                                             (C) Exponential

    (D)           (^2)                                        (D) Chi-square (x^)

{5)S/20/2022/A                                     40
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89.                   ^                (x^)        89. In order that the Chi-square (x^) test for
                                                        goodness of fit is applicable if the
                          t :                           constraints on cell frequency should be :

      (A)         ,                                     (A) Non-linear

      (B)                                               (B), Linear

      (C) ^ (A) 3fk (B)                                 (C) Both (A) and (B)

      (D)                                               (D) None of the above


90. llWf A              B        2x2 arraw         90. For a 2 X 2 contingency table with

               -f^-^             m^A          ^         attributes A and B, the Yule's coefficient

      f:                                                of association is :


                ab — bc                                           ab — bc
      (A) Q =                                          (A) Q =
                ad + bc                                           ad + bc

                ad-be                                             ad -be
      (B) Q =                                          (B) Q =
                ad + bc                                           ad + bc

                ac-bd                                             ac-bd
      (C) Q =                                          (C) Q =
                ac + bd                                           ac+ bd

                bd-ac                                             bd — ac
      (D) Q =                                          (D) Q =
                bd + ac                                           bd + ac



91. aiymRi'^                ff   ^       ^ ttht    91. In non-parametric methods, variables are

      wm t              arr^ f :                        assumed to come from :


      (A)       ^^                                     (A) Continuous distribution

      (B)        ^^                                    (B) Discrete distribution

      (C)       (A) a[k (B)                           ■ (C) Both (A) and (B)

      (D)         -^f       ^                          (D) None of the above

(5)S/20/2022/A                                41                                           P.T.O.
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92.         ^                 ^            ^ .fer    92. Test for testing the randomness of

                                                          observations is ;


      (A)             "q^^                                (A) Median test

      (B) WRT                                             (B) Run test

      (C) "qH-lf^ q^w                                     (C) Mann-Whitney test

      (D) ^q^            ^                                (D) None of the above


93. ^T^-cjlrqiirc4<^ "qwT "qftw "^* qftmif           93. In Wald-Wolfowitz run test, for large
      ^ 3TOR ?7[          «2(N = Kj + «2) ^               values of sample size «j and W2
      ^ tth ^           ^ q^™T3fl ^                       (N =     + ^2), under null hypothesis Hq,
      r ^ yPd-^-m ^^ MRdnrmi Hq                           the    sampling     distribution of total

      ^             WT^ "qHRFq ^ t, I^ITOT                runs r is approximately normal with

      ■qr^^ t :                                           mean :




      (A) ^+1                                             (A) ^+1
             N                                                    N

            2«,W2                                                2W|W2
      (B)                                                 (B)
             N                                                    N



      (C)                                                 (C)
            N                                                    N


            5^
      (D)                                                 (D)
            N                                                    N


94. fqiqfefeT T? ^            ^ ^ 1^ q^^             94. Which of the following distributions is
      ■^* "^q^ %qT ^ t ?                                  used in the sign test ?
      (A) wqpq               (B) "^STRff                  (A) Normal            (B) Poisson

      (C) ttqq               (D)                          (C) Binomial          (D) Geometric

(5)S/20/2022/A                                  42
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iff

 -95.         ./Hj        ^2            '^*             95. If /W[ and m2 are the number of

        , Tff%^ -5^ ^            ^ wn f ^ -f^                   observations of first and second sample

         "f^rfm ?h-MHId "Sf^ ^           ^ srf^                 respectively exceeding the median in the

                                                                combined ordered sample, then joint
         %,          ^nfeiRiT ""TTI^      "^TS?! ni2
                                                                distribution of   and W2 tn the median
        ^             ^^f :
                                                                test is :
        (A) ifiH<\ «l'<i'1
                                                                (A) Binomial distribution
         {■B) "wff
                                                               .(B) Poisson distribution

         {Q WT?wiAf^ ^                                         (C) Hypergeometric distribution

        (D) <m£cw            ^ ^                               (D) None of the above


96. ■^-                  PlHlciRdd ^ OT 1^ "n^n :      96. Rank Correlation was given by :
        (A) ^ fr^                                              (A) Karl Pearson

        (B)             f^RR                                  ' (B) R.A. Fisher

        (C) #.31R. ^                                           (C) C.R. Rao
                                                          %
        (D)                                                    (D) Spearman


97.                          "5^ ^ #iTFf               97. Limits for rank correlation coefficient
        vN.

        ^ :                                                    are:



        (A) - 1 ^ 0                                            (A) - 1 to 0

        (B) 0^+1                                               (B) 0 to + 1

        (C) — OO "^+00                                        (C) — oo to + oo

        (D) - 1 ^ + I                                         (D) - 1 to + 1

(5)S/20/2022/A                                   43
                                                                                                P.T.O.
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98. ^                                    ^            98.     If m is the number of times an item is

      m                                iprf^ p ■^*             repeated, then the factor which is added
      ^                    "^5(1^       ^MT chK^ti             to ^df in rank correlation coefficient
      t :                                                      p is :

            m
             K-i)                                                       777   (m^-i)
      (A)                                                      (A)
                 12                                                            12

            m^(..-1)                                                    777   ^777 - 1)
      (B)                                                      (B)
                 12                                                            12

            [m-\)[m-2)                                                (777-l) (777-2)
      (C)                                                      (C)
                     12                                                            12

      (D)                 ^ ^ '■^"                             (D) None of the above

99.              ^ '5=1)                    "qrtw     99.      A non-parametric test alternative to /-test
      t                     ^                                  is :

      (A) 1%lt                                                 (A) Sign test
      (B)                                                      (B) Median test

      (C) "qwci                                                (C) Run test

      (D) ■qH-[^<ii-fcj'n=t)TcKH'1 U-"q^OT                     (D) Mann-Whitney-Wilcoxon U-test

100. "0^1^ yRm^I [ciQi=tjT'Wi                             100. In one sample Wilcoxon signed rank test,

      •^* ^ MR-^ticrmi Hq                                      under null hypothesis Hq, test statistic T
      ypd^vl^ T                            ^                   is approximately normally distributed
      "ekr t,             *fn«2T t :                           with mean :

            /?(/7 + l)                                                  77(77 +1)
      (A)                                                      (A)
                 2                                                             2

            /7(« + l)                                                   77(77 + 1)
      (B)                                                      (B)             4
                 4

            «(» + l)(/i + 2)                                            77 (77 + 1) (77+ 2)
      (C)                                                      (C)
                      2                                                             2

            /7(/7 + 1)(/7 + 2)                                          77(77 + 1)(77 + 2)
      (D)                                                      (D)

(5)S/20/2022/A                                       44
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101.                           -qr sn^TTfcT             101. The common- assumptions based on

                  ^ -q^ ^-41                Tp^j f I         Gauss-Markov model are catalogued
                                                             here. Which of these is correct ?
             ^                  t ?
                                                             (A) In Gauss-Markov models, the
       (A)                       ^            ^^                    random error variable consists of a

             H sfmcT -9]^ ^ t I                                     mean zero.




       (B) TO-'qiq^ tTfe^ "pf                 ^^             (B) In Gauss-Markov models, the
                                                                    random error variables are also
             qt                 ■# t r t^#ttt
                                                                    homoscedastic. So all the variables
                  n MRpMd aroqR               ^ fi
                                                                    contain finite unequal variance.

       (C) "TO-TTRfe -qfe^ Tf                   3^k          (C) In Gauss-Markov models, all the

             fqR ^ ^ -^m f I                                        unique and different error terms are

                                                                    related.
       (D) ^mM -^HdM ^ mw "4* ^
                                                            (D) There is no linearity in ordinary
             <Rs|ctici|      f I
                                                                    least square assumption.
                                                                               ¥

                                                                f


102. 'iT^-HiqiTci ^U^Jil y = xh + e ^ '^'d4d            102. Under the Gauss-Markov assumption of
       ^ X'h                 "qpr^ (U.PwA'^d)                y = xb + e^ if X'b is estimable function,

       f. 41 X7j qrt qfrfn            t ?                   then what is the nature of X'b ?


       (A)            3Tqfqq^ ^ichei<=b                     (A) Linear Unbiased Estimator

       (B) '^'iciH                                          (B) Minimum            Variance    Unbiased

             (MVUE)                                             ^ Estimator (MVUE)

       (C) 3#ft^                                            (C) Biased Estimator-

       (D)                tfeq? 37qf*pTn                    (D) Best Linear Unbiased Estimator
             (BLUE)                                                 (BLUE)

(5)S/20/2022/A                                     45                                            P.T.O.
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103.              TROT s^,            TROT (j2 ^       103. The sample variance           jg biased
                   3l|cticrich "I I (y2 ^ SRf^RTcT            estimator of population variance (j2 ^^
                                                              unbiased estimator of     is :

        (A) N^2                                              (A)
     (B) (N-I)jVN                                            (B) (N-l)//N
     (C) (N+1)//(N-1)                                        (C) (N + l)//(N-'l)
     (D) N//(N-1)                                            (D) N^'/(N-1)

 104. Pq^qi^cii armM (                                  104. Technique of confidence interval was
        d=t)i1qi           :                                 given by :

     (A)             ^                                       (A) Neyman

    (B)               -pTim ^                                (B) R.A. Fisher

    (C) ^                      ^                            (C) Karl Pearson

    (D) ^.37R TI^ ^                                         (D) C.R. Rao

105. "271^ TRTTRPT                     "RT«^q ^ ^STT    105. If a large sample is drawn from a normal
     ^ROT        t,
                                                             population with mean p and variance 0^,
     OT                    ^ %TT 990/0
                                                             then 99% confidence interval for p, if
     3OT^ (qiir4ii*7H ^dWd)                 t^
     Tffif^ RTSJT 3c               :                         sample mean is x, is :

                                                                           a
    (A)      x +1.96-^                                      (A) 3C +1.96
                         v«




    (B) J±3                                                 (B) x±3~
                                                                  -Jn


    (C)      3c +2.58-^                                     (C)   jc±2.58-^
                         yjn                                               yjn

    (D) :c±3g                                               (D) J±3a

(5)S/20/2022/A                                     46
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109.                                          Tfer)    109. In fixed effect model, the conclusions

                                                            about the test of hypothesis regarding the
       ■4* "3r^ ^         '^' nRc^crMil         ^
                                                         ■ parameters will :
               i[m :
                                                            (A) apply       only   to    /:-treatments
       (A)                ^ # % 31^ ■^*
                                                                 considered in the experiment
             t%^«^ t
                                                            (B) be valid for all the treatments
       (B) ^ <1M^k1* ^ %T
                                                                 whether included in the experiment
             ■^* ^R^Rrld t -^TT
                                                                 or not

       (C) chct(vi                ^ "f^          ^
                                                            (C) be valid for only treatments which
             % 3Fk ■^* ^HRHPeld           t
                                                                 are not included in the experiment
       (D) <iM^dd "4'      ^
                                                            (D) None of the above


110. 'HW3rWT                       (ANOCOVA)           110. Analysis of covariance (ANOCOVA) is

       PdHPdPteld ^ Wto t :                                 a combination of :


                                                           (A) correlation analysis and regression
       (A)                         sfR ^WT
                                                                 analysis

                                                           (B) analysis of variance and regression
       (B) 3im^                   3fk     "^OTn                  analysis

                                                            (C) analysis of variance and time series

                                                                 analysis
       (C) 'm^ Pc^yelNui 3fR w
                                                            (D) analysis of variance and demand
       (D)                   33k kFi
                                                                 analysis

(5)S/20/2022/A                                    48
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111.       k-^          TraWRT ^ ^                    111. If the density function of /t-variate
            :
                                                            normal distribution is :


            j[^Xj,          j~ ke

        "f, ^ ^ ^ TIPT           :                          then the value of k is given by :

        (A) ^\{2ny (B) 4A|(27r)4''                         (A) 4a|(27iP (B) 71^(271)4'
        (C) 7H(27cp" (D) ^\{2nj             T/'            (C) 7^(2")"^' (D) 7^(27:)5           I
                                                                                                HP




 112. ^                    3TR                         112. If W,~ W^,(Z, m,) and Wj- W^(Z,
                         f STK -^rf^ ;                     are independent, and

            w;+w,~        (z, /», +//^),                          Wj+W,-W^(S,/77,+/?^),

    ^W                 ^ cb6l ^ncTT "I" :                  then this property in known as :

    (A)                                                    (A) Additive property

    (B) "#1^ ^%TTf                                         (B) Compound property

    (C)                                                    (C) Multiplicative property
    (D) "Shsm                                              (D) Reproductive property

113. ^ X~N^(0, I) ^ tiro ^ X'AX                        113. If X^N^(0,I), then necessary and
            ^ ^ "i",                     ^ HioiH           sufficient condition for a quadratic form
           ^                     3^ qqfkl TTcf             X'AX of rank k to follow Chi-square
    t:                                                     distribution is :
    (A) AI = A                                            (A) AI = A
    (B) A2 = A                                            (B) a2=A
    (C) a^ = a'                                           (C) a^=a'
    (D) AI = a'                                           (D) AI = a'
(5)S/20/2022/A                                    49                                          P.T.O.
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117. Pi*^RriRaci      ^                                117. Which of the following multivariate
       ^ WtW                   ^                 ^          analysis     is   used to       classify       the
                              ?                             observations ?

       (A)                                                  (A) Discriminant analysis
       (B) cftililctici .fq;fci^ui                          (B) Canonical analysis
       (C)         "ER^ RiVc^Mui                            (C) Principal component analysis ■
       (D) an^cKi 1^        ^ -^T^'                         (D) None of the above


118.                      ^            3T55pM" ■^*     118. Which of the following measures is used

       PiMl^RsJd      ^ 1^ -m ^                 fen         in various applications of cluster

             % 7                                            analysis ?

                                                            (A) Euclidean distance
       (A) "^ferfepT
                                                            (B) Product moment correlation coeffi
       (B) "ijuR an^                 TpT%
                                                                 cient

       (C) "^Twrfetfer
                                                           (C) Mahalanobis D^-statistic
       (D)                                                 (D) All of the above

119.                       Rnl^Rsid     ^ fei^         119. Canonical         correlation    ■ is.     the

       wiFqfe^ t ?                                         generalization       of ■ which      of     the
                                            )
                                                           following ?
       (A)
                                                           (A) Simple correlation
       (B) anf^
                                                           (B) Partial correlation
       (C) T3^!q^
                                                           (C) Multiple correlation

       (D) aq^dd         ^ ^                               (D) None of the above
                                                                                                       f




{5)S/20/2022/A                                    51                                                 P.T.O.
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120.^ U,=                              V.=                 120. If U^=a('''x^'^ and V,. =            form
                                                                the ith canonical pair and if X^ is the rth
                                                                canonical correlation, then which of the
              t ?                                               following is true ?

                    -I

       (A) |X„I22S„-^JL„ |aW =0                                 (A) (^X„i;22E„-XfZ„ja<" = 0
                                                                (B) fs„E22E„-;^xlp« = 0
                    -I

       (B) [^Z,,Z22E„-X,^Z,,JP<" =0
       (C)         (A)3fk (B)                                   (C) Both (A) and (B)

       (D)                      ^                               (D) None of the above


121. <4l<|r^ch               ^Kpui^T ^            ■^*      121. To ascertain the randomness of the series


                                                                of random number tables which of the
                   ^PiP^^d ^ ^ %T3;

             chM^l "^SiFT         PtrMl "^sncfT ^ ?             following tests is applied ?


       (A)               -q^m (B)                               (A) Frequency test (B) Serial test


       (C) tW                   (D)                             (C) Gap test          (D) All of these


122.          -qf^              ^                          122. The name of the sample allocation which

       yfd-cli^d         ^qR IjqR qRcTT t :                     provides self-weighting sampling in

                                                                stratified sampling is :
       (A) ^ETRH
                                                                (A) Equal allocation
       (B) sn^qito fwH
                                                                (B) Proportional allocation
       (C)               froq
                                                                (C) Optimum allocation

       (D) ^ tWH                                                (D) Neyrhan allocation
(5)S/20/2022/A                                        52
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128. "f^               Wr                          128. The number of possible samples of size
                                                        /7, drawn from a population of size N in
                                                         simple    random     sampling     without
              37T^ N ^                felT t :
                                                        replacement is :
        (A)                  (B) N"                     (A)                   (B) N"
        (C) ^C„              (D) n\                     (C)                   (D) „!

 129.                   arfe          ^f^          129. Ratio estimators are more efficient when

                3.0II fiH ^ "JpRcft % :                 regression line passes through the
                                                        following :
        (A) TiTsq            (B)      1%;^
                                                        (A) Mean              (B) Origin
        (C)                  (D)                        (C) Intercept       (D) Mode

 130. '^fK                   -3^ %, cfr fFT        130. If the population has linear trend, then
                         t ?                            which ofthe following statements is true ?

     (A) v(7„)<v(7,„,)<v(7,)                           (A) v(7„)<v(7.^„)<v(7,)
     (B) v(7,.,)<v(7„)<v(7„)                           (B) v(7,,)<v(7.„)<v(7,)
     (C) v(7.„)<v(7,)<v(7,,)                           (C) v(7,J<v(7,)<v(7.,)
     (D) v(7„)<v(7,„)<v(7„)                            (D) v(7k)<v(7,„,)<v(7,,)
131. "0^ ni X iij        ^ arfec^                  131. In a   X in Latin Square Design (LSD),
              (MSE)          ^id>H cfiirk               the degrees of freedom for Error Mean
      mt ?                                              Sum of Squares is :
     (A) /» - 1                                        (A) m ~ 1
     (B) m - 2                                         (B) m - 2
     (C) (/« - 1) (in - 2)                             (C) (m - 1) (;;; - 2)
     (D) /?/ («/ - I)                                 ■ (D) m (m — 1)
(5)S/20/2022/A                                55                                           P.T.O.
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132.                                  "^IT                      132. For 2^-factorial experiment, what does
                                                                     '2' and '3' represent here ?
        3TfTO?q       '2' 3Sk '3' ™ ^ t ?
                                                                     (A) Number of factors and number of
       (A) =t)l<chl
                                                                         levels

       (B) 'klil               3Tk cfjR^          "?R^               (B) Number of levels and number of

                                                                         factors '
       (C) ^ ^               WTT 3fk
                                                                    (C) Neither number       of levels nor
                                                                         number of factors

       (D)               ^^                                         (D) None of the above

133.          RRfRcf "R^foRT ■SRjyf «crll=t)                   133. In a symmetric BIBD design, the number
       (BIBD) '^" ^ ^TT^* ^ ^ ■4' WfFT                              of treatments common between any two
               ;



       "iwimil ^ -hVshi "t :                                        blocks is :


       (A) V                   (B) k                                (A) V                (B) ^

       (C) X                   (D) b                                (C) A,               (D) 6


134.                  ^'^Pcrld 31^                             .134. Necessary condition for a symmetric

       (symmetric BIBD) t^RT^                     v, /•,            BIBD with parameters v, r, k, b and A
       k, b ^ X t                V           "RR "RW                and V an even number is :

       I" ,        Rit. 3l|q^qct>            t     :
                                                                    (A) (r - A) must be a perfect square
       (A) (/--A,)          ^Fqa                 -qiRy.
                                                                    (B) (r-A) must be an even number
       (B) (r-^)            -m Rtwtl #fl ^dlflTT

       (C) [r-X)                    TRsRI ^                         (C) (r - A) must be an odd number

       (D)                                                          (D) None of the above

(5)S/20/2022/A                                            56
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135.                    (connected)             AficRj   135. In a connected design all the main
       'C                               cRSf ^ t ;           diagonal elements of the matrix 'C are :

       (A)                                                   (A) Negative

       (B) ^                                                 (B) Zeroes

       (C)                                                   (C) Positive

       (D) <iM^4d          ^^                                (D) None of the above


136.         24-4=+elR^d                   # 2-'^tT^*    136. Given a 2'^-factorial experiment in
          «iTdi "TFIT ■§,             yc^qi                  2-blocks    of   8   treatments   each   as
       8-<iMKMT ^ wm\                  ^
                                                             follows :
       t :
                                                                 BIock-1              Block-II
             scllch-I             o^|ch-II
                                                                   0)
               (1)                     c

                                                                    ac
               ac                      a


                                                                   cd                    ab
               cd                      ab

                                                                   ad                    d
               ad                      d


               b                      acd                           b                   acd


              abc                     bd                           abc                   bd

              bed                     be                           bed                   be

              abd                     abed                         abd                  abed


                                                             The confounded effect in the blocks is ;

       (A) AB                  (B) BC
                                                             (A)' AB               (B) BC
       (C) ABC                 (D) ACD
                                                             (C) ABC               (D) ACD
{5)S/20/2022/A                                      57                                           P.T.O.
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137.                             ^ ^'chdil-Wdl ^                137. If hazard rate of a component is given
                                                                        by:     ■
        "51^ ^ "nf t :
                                                                                h[t) = A.; X > 0; / > 0
                /;(/)= A,; X>0;/>0
                                                                        then        the        survival    function    of the
         eft fcldcti ^                       ^
                                                                        component is :
        (A) cA'                     (B)                                 (A) e'-"                          (B) 1-,,-^
        (C)                        (D)                                  (C) e-'-'                         (D) I

 138. rHHPdRsld                      feR ^ SRRTRdT              138. Which of the following is known as
        t ?
                                                                        Inshcr's inequality ?
        (A) b>v                    (B) b<v
                                                                        (A) b>v                           (B) b<v
        (C) k>r                    (D) b<r                              (C) k>r                           (D) h<r
        ^dP+i b, k, V, r sfK A. vn'^Ria 3T^                             where /?, k, \\ r and X are parameters of
                 (BIBD)^ Tn^ f I                                        BIBD design.

139. 'll'^         "'jyfcRTT qi-jFcyctiltjja ^rf^che'M'il' 139. The following gives the analysis of
        ■^ft             "3^                         TRRq               variance table of a fixed effect model of

                              ^       t :                               a completely randomised design :
"^RRUT ^        WsRTT ^           ^^        TrrSSI     F        Source of       Degress of            Sum of      Menu     F

                ^ftfe (d.f.)         (ss)    ss                 Variation           freedom        Squares (SS)       SS

                     4               -       10       -         Varieties                 4               -           lo   -

iferf               -               28       -                  Enors                     -               28          -


^                   18                                          Total                     18


        yPd^^I^ F ^ RH t :                                              The value of statistic F is :

        (A) 10                     (B) 7                                (A) 10                        (B) 7

        (C) 6             ■        (D) 5                                (C) 6                         (D) 5

(5)S/20/2022/A                                             58
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ii
140.                                                -4' 5              140. The following gives the analysis of
                      "3?^ ^MKH ^ 4                    '"3^ ^                   variance table for a Randomized block

       ■^TT^l 4                        WT t, "fer^ "SWT                         design with 5 treatments in 4 blocks each

                     ^m^jt            ^^t :                                     treatment replicated 4 times :

         ^         Wrl^idl "^it       ^Tjf ^          tnszr   F        Source of       Degress of      Sum of       Mean   F

                   ^rrft (d.O            (SS)          SS              Variation          freedom    Squares (SS)    SS

                                       26.8                            Blocks                            26.8


^4KH                                                                   Treatments



                                                       2.5             Errors                                       2.5
                                                                         e

=F[^                                   85.3                            Total                            85.3


             ^WT              ^ ^ (MST) ^ "EIH                                  The value of Mean sum of squares due
               :                                                                to treatments is :


       (A) 1.8                        (B) 1.9                                   (A) 1.8                 (B) 1.9

       (C) 1.7                        (D) 2.7                                   (C) 1.7                 (D) 2.7


141.         "Q;^ "^TT^ ■HH147<"J|T ^ trq^ ^                           141. When a set of simultaneous equations
       ^ ^eidi                    ^           If       :                        has more variables than constraints :

       (A)                                     "I                              (A) It is a basic set

       (B) "^TF            ^T^FPf ^ t                                          (B) It is a feasible set

       (C)           ^Tferk                   t                                (C) There is a unique solution

       (D) ^                      f                                            (D) There are many solutions

(5)S/20/2022/A                                                    59                                                  P.T.O,
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142.                                                               142. In   the simplex method, a tableau is
       f,                                  t (-STteKFTt^niTT            optimal only if all the Cj-Zj values are
       ^ %T) :                                                          (for maximization):

       (A)            "^TT                                              (A) Zero or negative

       (B) ^                                                            (B) Zero

       (C) Tiiwr^ 3fR                                                   (C) Negative and non-zero

       (D) ^HlrHcf) 3fR 3T^                                             (D) Positive and non-zero

143. 3RmFRTT3^' ^ BTftonl- T^*-wr^ ^                               143. In graphical solution of solving LPP to
     fcTTi T3;^.'cft.tf|. ^^   uipHichei                                convert inequalities into equations, we :
                  1^', ^ :                                              (A) use slack variables
       (A)                        ^ wiRr ^ t                            (B) use surplus variables
       (B) "HTW                   ^ WTRt ^ f                            (C) use artificial surplus variables
                                                          o

       (C)                            ^                 f               (D) simply        assume   them   to   be
       (D) ^                 ^414)<U| TTPT ^ t                                equations

144.                              ^ ^ eTPTcr'                      144. The cost coefficient of artificial surplus

       1" :                                                             variable is :
             r-


       (A) 0                        (B) 1 .                            (A) 0                  (B) 1

       (C) M                        (D) "Q;^                           (C) M                  (D) > 1

145. 3MTBr Tlf^ I^RT^' ^ -BHT "Sfmi f                              145. The arrival process in which it is
       OT# "tR -qf^ t 35k ^                                             assumed that the customers arrive at the
   ^^ ^55^ t,   irfOT ^ ^                                               queuing system and never leave it, the
       ^jITcTT "I :
                                                                        process is called :
       (A)
                                                                       (A) Pure birth process
       (B) ^^                                                          (B) Pure death process

       (C)         (A) sSk (B)                                         (C) Both (A) and (B)

       (D)                   k'    "^551                               (D) None of the above

(5)S/20/2022/A                                                60
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146.                          ^         W          146. Customers arrive at the first class ticket

                "'TT 12 3Tf^ ^                          counter of a theater at the rate of 12 per
       ^ I cfWT i<=ti         30 Mfd                    hour. There is one clerk serving the
             Wi6<+'1 ^ ^'=i\ H^M '=h<ai % I             customers at the rate of 30 per hour.
       ^ "mtom i ^                  -qr ^ tit^          What is the probability that there is no
       ■qFf t ?                                         customer in the counter ?

       (A) 0.4                (B) 0.6                   (A) 0.4                (B) 0.6

       (C) 1.0                (D) 0.0                   (C) 1.0                (D) 0.0

147.              "STwit ^              TJ^ fen    147. Queueing system can be described in
       ^           t : ■                                terms of:

       (A)          375?7RH                             (A) Queue discipline
       (B) q=KM "Rfen                                   (B) Queueing process
       (C) TIT^ "qfclfel                                (C) Customer behaviour

       (D)                                              (D) All of the above

148. hT^cti-I {(7M/m/l)}:{oo/FCFS},                148. In the model-I {(7m/w/I)}:{oo/FCFS},
       ■^*         ^ ffe wnfer Ticfl^                   expected waiting time for a customer in
       t :                                              the queue is :

                                                                         X
       (A) L,=                                          (A) L^ =
                                                                    |x(n-X)
                      X                                               X
       (B) L',=                                         (B) L^ =
                   {p.-X)                                           ili-X)
                        X'                                             x"-
       (C) L =                                         (C) L =
                   ii{li-x)                                         iL{\l-X)
       (D) "3^1^          ^ ^                          (D) None of the above

{5)S/20/2022/A                                61                                           P.T.O.
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Tq7 ■gTTjJ

                         (SPACE FOR ROUGH WORK)




    X




1




        (5)S/20/2022/A
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"TO


                 (SPACE FOR ROUGH WORK)




(5)S/20/2022/A
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T'?' ct)i4 ^ fwy,
              (SPACE FOR ROUGH WORK)




S/20/2022/A
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INSTRUCTIONS TO THE CANDIDATES
1. This Question Booklet is printed in two languages—Hindi and English. Examinees can select
      any one of the two languages according to their convenience.        ' /"
2. There are two papers in the State EUgibility Test. The first question paper(compulsory question
      paper)is General Paper on Teaching and Research Aptitude. The second question paper is the
      subject selected by the candidate. Only one combined OMR Sheet will be provided for both the
      question papers.The Second paper ofoptional subject will be given to the examinee at 1 p.m.The
      code ofthe second question paper subject selected by the examinee should be marked in the OMR
      Sheet. The booklet number of the second question paper has to be marked in the necessary
      entries. The examinee can start second question paper at 1:05 p.m. There are 100 questions in
      the second question paper (optional subject). The squence of these questions is 51 to 150. In a
      combined O.M.R. Sheet,the examinee should mark the answers of the second question paper m
      the part of Second Question Paper. The examinee himself will be responsible for marking the
      answer in the wrong order.
3. All questions are compulsory.
4. Examinee whose optional subject is Mathematical Sciences, they have to answer 100 questions
   in total, there are three parts in the question paper,Part I is compulsory, m which there are 10
      questions - in the order of51 to 60.Part H has 90 questions numbered 61 to 150. This part is of
      Mathematics subject and PartHIhas 90 questions numbered 61 to 150.This partis ofStatistics
      subject. Candidates should do either Part I and H or PartI and HI. Examinee clearly mention
      in the OMR Sheet whether opted Mathematics or Statistics.
5.    All questions carry equal marks. 2 marks will be given for each correct answer. There is no
       provisions for Negative Marking.
6.     On the cover page the number ofpages is indicated in the Question Booklet. The examinee should
       verify that the requisite number of pages are attached in the Question Booklet,otherwise he/she
      should ask for another Question Booklet.
 7.    Read carefully theinstructions given on the Answer Sheet(OMRSheet)supplied and mdicate your answers
       ac(X)rdin^y.
       Kindly make necessary entries on the Answer Sheet(OMR Sheet)only at the places mdica^d and
       nowhere else.
 9.  Examinee should do all rough work on the spaces meantfor rough work in the pages given in the
     Question Booklet and nowhere else, not even on the Answer Sheet(OMR Sheet).
 10. If there is any sort of mistake either of printing or offactual nature in any question,then out of
     the Hindi and English versions of the question, the Hindi version will be treated as standard.
 11. Use of any type of calculator, log table etc. is prohibited.
 12. Examinees will leave the Examination Hall only after handing over the OMR Sheet to the
       Invigilator at the end ofthe examination at 3:05 p.m.

S/20/2022/A
Page 1 of 68

Source: Madhya Pradesh Public Service Commission. Question paper published by Madhya Pradesh Public Service Commission.

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