Probability of Rate of Return if State Occurs State of Economy Stock A Stock B .23 .050 .63 .130 .33 .14 .320 .56 Economy Recession Normal Boom -43 a. Calculate the expected return for the two stocks. (Do not round intermedia calculations and enter your answers as a percent rounded to 2 decimal places, e. 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. 32.16.) a. Expected return of A Expected return of B Standard deviation of A Standard deviation of B