Problem 11-9 Returns and Standard Deviations (LO2, CFA5) Consider the following information: Rate of Return if State occurS State of Probability of Economy State of Economy Stock A Stock B Stock C Boom Good Poor Bust 0.40 0.25 0.30 0.05 0.18 0.29 0.15 0-220.11 0.01 0.090.06 -0.070.240.09 0.40 a. Your portfolio is invested 20 percent each in A and C and 60 percent in B. What is the expected return of the portflio? (Do no round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Expected return b-1. What is the variance of this portfolio? (Do not round intermediate calculations. Round your answer to 5 decimal places.) Variance b-1. What is the variance of this portfolio? (Do not round intermediate calculations. Round your answer to 5 decimal places.) 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 ]