Consider the following information about three stocks: Rate of Return if State Occurs State of Economy Boom Normal Bust Probability of State of Economy .30 .40 .30 Stock A .27 .23 .01 Stock B .32 .18 -32 Stock C .55 .15 -.48 a-1. If your portfolio is invested 40 percent each in A and B and 20 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 4.90 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 4.40 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 % % % % %