Consider the following information about three stocks: Rate of Return if State Occurs Probability of State State of Economy of Economy Boom .25 Stock A .22 Stock B Stock C .34 .56 Normal .48 .19 .17 .15 Bust .27 .03 -.35 -.44 a-1. If your portfolio is invested 45 percent each in A and B and 10 percent in C, what is the portfolio expected return? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a-2. What is the variance? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., .16161.) a-3. 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.) b. If the expected T-bill rate is 3.90 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.) c-1. If the expected inflation rate is 3.50 percent, what are the approximate and exact expected real returns on the portfolio? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) c-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) a-1. Portfolio expected return a-2. Variance % a-3. Standard deviation % b. Expected risk premium % c-1. Approximate expected real return % c-1. Exact expected real return % c-2. Approximate expected real risk premium % c-2. Exact expected real risk premium %