You've observed the following returns on SkyNet Data Corporation'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 return on the stock? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Average real return b. What was the average nominal risk premium on the stock? (Do not round intermediate calculations and enter your answer as a percent rounded to 1 decimal place, e.g., 32.1.) Average nominal risk premium