Rate of Return if State Occurs State of Economy Probability of State of Economy Stock A Stock B Stock C Boom Good Poor Bust 2228 20 50 32 42 22 17 13 11 -.04 -.07 -05 05 -12 -.17 -.09 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 and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b-1. What is the variance of this portfolio? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., .16161.) b-2. What is the standard deviation? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a. Expected return b-1. Variance % b-2. Standard deviation %