Problem 11-10 Returns and Standard Deviations [LO 1, 2] Consider the following information: Rate of Return State Occurs State of Economy Boom Good Poor Bust Probability of State of Economy 15 45 35 .05 Stock A 350 .120 .010 110 Stock B 450 100 020 - 250 Stock C 330 170 -.050 -.090 Requirement 1: Your portfolio is invested 30 percent each in A and C and 40 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 % 21 Requirement 2 (@) 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