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Consider the following information: Rate of Return if State Occurs Probability of State of Economy Economy Recession Normal Boom 20 60 20 Stock A 035 115 190 Stock B 30 20 43 a. Calculate the expected return for the two stocks. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Expected return E(RA) E(RB) b. Calculate the standard deviation for the two stocks. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Standard deviation