Problem 11-7 Calculating Returns and Standard Deviations [LO 1] Consider the following information: Economy Recession Normal Boom Probability of Rate of Return if State Occurs State of Economy Stock A Stock B .21 .015 -26 .56 .095 .16 .150 .39 .23 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.) 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.) Expected return of A Expected return of B Standard deviation of A Standard deviation of B b