What is the mean of X having the following density function? f(x) = 1 / √(2π) e - (x-10) 2 / 32 for - ∞ < x < ∞

CA Foundation · Quantitative Aptitude · MTP · May 2026
What is the mean of X having the following density function? f(x) = 1 / √(2π) e - (x-10) 2 / 32 for - ∞ < x < ∞
(A) A. 4
(B) B. 10
(C) C. 40
(D) D. None of these

Suggested Answer and Working Notes:

Correct Answer: Option (B)

B. 10

Topics: Part-C: Statistics

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