Discussion
Match the symbols in List-I with words in List-II.
| List-I | List-II |
|---|---|
| (a) md | i. Chi-square |
| (b) \(\Sigma\) | ii. mean |
| (c) \(\chi^{2}\) | iii. Sum of |
| (d) \(\bar{X}\) | iv. Median |
Answer: B
The matching is: md with median (iv), the sign Sigma with sum of (iii), chi-square with the chi-square symbol (i), and X-bar with the mean (ii), giving iv iii i ii, option B. In statistics, md is a symbol for the median, Sigma means the sum of the values, chi squared is the chi-square statistic, and a bar over X is the mean. Options A, C and D mix up the median and the mean, or give the sum sign to another symbol.
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