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Consider the following information: Rate of Return if State Occurs State of EconomyProbability of State of EconomyStock AStock B Recession0.200.05-0.21 Normal0.600.090.17 Boom0.200.140.32 Required:(a)Calculate the expected return for Stock A. (Do not roundyour intermediate calculations.)(Click to select)9.20%8.85%10.91%11.03%8.32% (b)Calculate the expected return for Stock B. (Do not roundyour intermediate calculations.)(Click to select)12.40%9.33%14.02%11.78%12.90% (c)Calculate the standard deviation for Stock A. (Do notround your intermediate calculations.)(Click to select)2.86%2.02%3.00%2.71%2.97% (d)Calculate the standard deviation for Stock B. (Do notround your intermediate calculations.)(Click to select)17.68%12.50%19.57%16.80%18.39%