Consider the following information: State of Probability of Economy State of Economy Rate of Return if State Occurs Stock A Boom Stock B Stock C .19 354 Good .454 334 .41 .124 Poor .104 .174 Bust .31 .09 .014 -.114 .024 -.054 -.254 -.094 a. Your portfolio is invested 28 percent each in A and C and 44 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 % %