Consider the following information: Probability of State of Rate of Return If State Occurs State of Economy Economy Stock A Recession .22 .07 Normal .52 .10 Boom .26 .15 Stock B -.22 .07 .24 a. Calculate the expected return for the two stocks. b. Calculate the standard deviation for the two stocks. Note: For all requirements, do not round intermediate calculations and enter your ans places, e.g., 32.16. a. Stock A expected return Stock B expected return b. Stock A standard deviation Stock B standard deviation % % di di di di % %