Problem 11-22 Portfolio Returns and Deviations Consider the following information about three stocks: Rate of Return if State Occurs State of Probability of Economy State of Economy Stock A Stock B Stock C Boom .30 .20 .25 .60 Normal .45 .15 .11 .05 Bust .25 .01 .15 .50 a-1. If your portfolio is invested 40 percent each in A and B and 20 percent in C , what is the portfolio expected return? (Do not round intermediate calculations and round your answer to 2 decimal places. (e.g., 32.16)) Portfolio expected return 10.23 % a-2. What is the variance? (Do not round intermediate calculations and round your final answer to 5 decimal places.