State of Economy Boom Normal Bust Probability of State of Economy .12 .51 .37 Stock A Stock B Stock C Rate of Return Rate of Return Rate of Return .11 .36 41 19 .31 .29 .20 -.30 -.39 a. If your portfolio is invested 44 percent each in A and B and 12 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.) b. If the expected T-bill rate is 4.7 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.) Answer is not complete. a. 24,60 % Expected return Variance Standard deviation Expected risk premium % b. %