Problem 13-10 Returns and Standard Deviations (L01) Consider the following information: Rate of Return If State Occurs State of Probability of State of Economy Stock A Stock B Stock C Economy Boom .25 .37 .47 .27 Good .21 .18 .12 Poor .20 -.05 -.08 -.05 Bust .05 -.15 -.33 -10 .50 a. Your portfolio is invested 25 percent each in A and C, and 50 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 %