CFA Practice Question

There are 434 practice questions for this study session.

CFA Practice Question

A population has a standard deviation of 15. In a sample size of 35, the estimated mean will have a standard error of ______.
A. 2.33
B. 2.54
C. 0.43
Explanation: According to the central limit theorem, the sample mean has a standard deviation of SDPop/n1/2, where n is the sample size. In this case, standard error = 15/351/2 = 2.54.

User Contributed Comments 1

User Comment
Mikehuynh Standard error = SD/(n)1/2
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