Machine-translated by Google. Questions are authored in English.
Top

Discussion

Historical regressions used for weight estimation should be selected by

  • A.Aircraft class
  • B.Manufacturer
  • C.Year of first flight only
  • D.Engine type only

Answer: A

The empty weight fraction of a jet transport follows a quite different trend from that of a sailplane or a fighter. Applying the wrong regression gives a confidently stated answer that is simply from the wrong population.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.