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Question : A stock's return has the following distribution:
: 1996

A stock's return has the following distribution:

Demnd for the Companys Product Probability of this Demand Occuring Rate of Return if this Demand Occurs

Weak 0.11 -40.00%

Below Average 0.17 -5.70 %

Average .37 15.65%

Above Average 0.19 22.95%

Strong 0.16 50.30%

Calculate the stock’s standard deviation or returns.

The answer is either: 25.24, 24.75, 22.52, 28.71, or 25.24