Stuart Company's manager believes that economic conditions during the next year will be strong,normal,or weak,and she thinks that the firm's returns will have the probability distribution shown below.What's the standard deviation of the estimated returns? (Hint: Use the formula for the standard deviation of a population,not a sample.)

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This is a relatively technical problem.It should be used only if calculations are emphasized in class,or on a take-home exam where students have time to look up formulas or to use Excel or their calculator functions. 11ea42d0_c07c_3e73_9abf_7354774e7f89_TB2090_00

Stuart Company's Manager Believes That Economic Conditions During the Next