The coefficient of mean deviation about mean for the first 9 natural numbers is

CA Foundation · Quantitative Aptitude · MTP · April 2025
The coefficient of mean deviation about mean for the first 9 natural numbers is
(A) A. 200/9
(B) B. 80
(C) C. 4/9
(D) D. 50

Suggested Answer and Working Notes:

Correct Answer: Option (C)

C. 4/9

Topics: Part-C: Statistics

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