Returns for the Alcoff Company over the last 3 years are shown below. What's the standard deviation of the firm's returns? (Hint:This is a sample, not a complete population, so the sample standard deviation formula should be used. Year Return 2010 21.00% 2009 −12.50% 2008 38.40%     Select the correct answer. A. 25.78% B. 25.87% C. 25.81% D. 25.84% E. 25.90%

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A: A standard deviation (or  σ ) is a measure of how spread out the data is with respect to the mean.

Q: 0 0 0 о

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Q: Multiple Choice O O O -24.34% -12.61% -59.53% -36.07%

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Q: None

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