You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 16 percent, -5 percent, 19 percent, 13 percent, and 10 percent. Suppose the average inflation rate over this period was 2.2 percent and the average T-bill rate over the period was 5.3 percent. a. What was the average real risk-free rate over this time period? (Do not round Intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. What was the average real risk premium? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) % a. Average real risk-free rate b. Average real risk premium %