CFA Practice Question

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CFA Practice Question

An analyst wants to determine how growth managers performed last year. He assumes that the population cross-sectional standard deviation of growth manager return is 8%; the sample size selected is 40. Determine the standard error of the sample mean. Assume the returns are independent across managers:

A. 1.125
B. 1.265
C. 1.600
Correct Answer: B

8/401/2 = 1.265

User Contributed Comments 3

User Comment
cleopatraliao the unit is worth paying attention to
maryprz14 so agree
gigi0818 Why use 8 instead of 8%?
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