You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 12 percent, -12 percent, 19 percent, 24 percent, and 10 percent. Suppose the average inflation rate over this period was 2.5 percent and the average T-bill rate over the period was 3.2 percent. What was the average real risk-free rate over this time period? What was the average real risk premium