Question

Returns for the Alcoff Company over the last 3 years are shown below. What's the standard...

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

25.00%

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