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What's the Standard Deviation of this firm's returns? (Hint: this is a sample, not a complete population, so the sample standard deviation formula should be
What's the Standard Deviation of this firm's returns? (Hint: this is a sample, not a complete population, so the sample standard deviation formula should be used.) 2009: 25.00% 2010: -12.50% 2011: 21.00% A. 22.18% B. 21.64% C. 20.08% D. 20.59% E. 21.11%
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