Consider the following information: Rate of Return if State Occurs State of Economy Recession Probability of State of Economy Stock A Stock B .21 .09 Normal Boom .51 28 .12 -.16 .13 .17 .30 a. Calculate the expected return for Stocks A and B. (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 Stocks A and B. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) a. Stock A expected return a. Stock B expected return % % b. Stock A standard deviation % b. Stock B standard deviation %