Consider the following information: State of Economy Boom Good Poor Bust Probability of State of Economy 15 .60 20 .05 a. Expected return b-1. Variance b-2. Standard deviation Rate of Return if State Occurs Stock A Stock B Stock C .31 .41 16 12 -.03 -.06 -.11 -.16 a. 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 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.) % 21 % .10 -.04 -.08