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Over the past 4 years an investment returned 18%, 9%, 12%, and 15%. What is the standard deviation of returns? Select one: A. 13.6% B.
Over the past 4 years an investment returned 18%, 9%, 12%, and 15%. What is the standard deviation of returns?
Select one:
A. 13.6%
B. 10.36%
C. 11.2%
D. 9.2%
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