Rate of Return if State Occurs State of Probability of Economy State of Economy Stock A Stock B Stock C Boom .30 .19 .43 .24 Good .20 .17 .17 .14 Poor .10 .04 .14 .03 Bust .40 .16 .22 .11 a. Your portfolio is invested 25 percent each in A and C, and 50 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Omit the "%" sign in your response.) Expected return -1.2 Numeric ResponseEdit Unavailable. -1.2 incorrect.% b-1. What is the variance of this portfolio? (Do not round intermediate calculations. Round your answer to 5 decimal places.) Variance of this portfolio b-2. What is the standard deviation? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Standard deviation %