What will be the mean deviation for the numbers {2, 4, 7, 8, 9, 12} from the mean?

CA Foundation · Quantitative Aptitude · PYQS · May 2026
What will be the mean deviation for the numbers {2, 4, 7, 8, 9, 12} from the mean?
(A) A. 2.14
(B) B. 2.33
(C) C. 2.55
(D) D. 2.67

Suggested Answer and Working Notes:

Correct Answer: Option (D)

D. 2.67

Topics: Part-C: Statistics

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