Consider the following information on a portfolio of three stocks: State of Probability of Stock A Stock B Stock C Economy State of Economy Rate of Return Rate of Return Rate of Return Boom .15 .02 .32 .60 Normal .55 .10 .12 .20 Bust .30 .16 − .11 − .35 a. If your portfolio is invested 40 percent each in A and B and 20 percent in C, what is the portfolio’s expected return, the variance, and the standard deviation? (Do not round intermediate calculations. Round your variance answer to 5 decimal places, e.g., 32.16161. Enter your other answers as a percent rounded to 2 decimal places, e.g., 32.16.) Expected return % Variance Standard deviation % b. If the expected T-bill rate is 3.75 percent, what is the expected risk premium on the portfolio? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Expected risk premium.