Consider the following information: Economy Recession Normal Boom Probability of Rate of Return if State Occurs State of Economy Stock A Stock B .23 .025 -38 .105 .28 .270 .51 .58 .19 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