Problem 13-23 Portfolio Returns and Deviations (L01, 2) Consider the following information about three stocks: State of Economy Boom Normal Bust Probability of State of Economy .20 8.50 0.30 Rate of Return if State Occurs Stock A Stock B Stock C 0.26 0.38 0.50 0.10 @.08 0.06 0.01 -0.20 -0.40 0-1. If your portfolio Is Invested 30% each In A and B and 40% In C, what is the portfolio expected return? (Do not round Intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Portfolio expected return 96 0-2. What is the variance? (Do not round Intermediate calculations. Round the final answer to 8 decimal places.) Variance a-3. What is the standard deviation? (Do not round Intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Standard deviation % b. If the expected T-bill rate is 3.109, what is the expected risk premium on the portfolio? (Do not round Intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Expected risk premium % C-1. If the expected Inflation rate is 2.00%, what are the approximate and exact expected real returns on the portfolio? (Do not round Intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) Approximate expected real return Exact expected real return C-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do not round Intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) Approximate expected real risk premium Exact expected real risk premium Moyt