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An investment produced annual rates of return of 5%, 21%, and -8% respectively over the past 3 years. What is the standard deviation of these
An investment produced annual rates of return of 5%, 21%, and -8% respectively over the past 3 years. What is the standard deviation of these returns?
A | 14.53% | |
B | 11.53% | |
C | 10.15% | |
D | 13.00% |
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