Problem 11-10 Returns and Standard Deviations [LO 1, 2] Consider the following information: Rate of Return If State Occurs Probability of Economy Stock C State of Boom Good Poor State of Economy .22 38 28 12 Stock A 369 .139 029 - 129 Stock B 469 119 .039 - 269 349 189 - 094 - 109 Bust Requirement 1: Your portfolio is invested 28 percent each in A and C and 44 percent in B. What is the expected return of the portfolio? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) Expected return of the portfolio Requirement 2: (a) What is the variance of this portfolio? (Do not round intermediate calculations. Round your answer to 5 decimal places (e.g., 32.16161).) Variance of the portfolio (b) What is the standard deviation of this portfolio? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) Standard deviation %