The sum of squares of the differences between two ranks awarded by two judges on 10 candidates is ____ if the rank correlation coefficient is 0.8.

CA Foundation · Quantitative Aptitude · PYQS · September 2025
The sum of squares of the differences between two ranks awarded by two judges on 10 candidates is ____ if the rank correlation coefficient is 0.8.
(A) A. 44
(B) B. 55
(C) C. 66
(D) D. 33

Suggested Answer and Working Notes:

Correct Answer: Option (D)

D. 33

Topics: Part-C: Statistics

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