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The past five monthly returns for PG&E are −3.57 percent, 4.88 percent, 4.17 percent, 7.07 percent,...

The past five monthly returns for PG&E are −3.57 percent, 4.88 percent, 4.17 percent, 7.07 percent, and 3.98 percent. Compute the standard deviation of PG&E’s monthly returns. (Do not round intermediate calculations. Round your answer to 2 decimal places.)

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Given Monthly Return are:- Month Return 1 -3.57 2 4.88 3 4.17 7.07 3.98 Solution Step 1: Calculate sum of (x-x) (x-3) Return

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