State of Probability of Economy State of Economy Rate of Return if State Occurs Stock A Stock B Stock C Boom .21 .368 468 348 Good .39 .138 .118 .188 Poor .29 Bust .11 .028 -.128 .038 -.268 -.093 -.108 a. Your portfolio is invested 29 percent each in A and C and 42 percent in B. What is the expected return of the portfolio? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16. b. What is the variance of this portfolio? Note: Do not round intermediate calculations and round your answer to 5 decimal places, e.g., .16161. c. What is the standard deviation of this portfolio? Note: 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. Variance c. Standard deviation % %