CFA Practice Question

CFA Practice Question

If the standard deviation of a population is 100 and a sample size taken from that population is 64, the standard error of the sample mean is closest to ______.
A. 6.4
B. 1.56
C. 12.5
Explanation: The standard error of the sample mean is equal to the population standard deviation divided by the square root of the sample size: 100/641/2 = 12.5.

User Contributed Comments 0

You need to log in first to add your comment.