Youve observed the following returns on Crash-n-Burn Computers stock over the past five years: 12 percent, 9 percent, 20 percent, 17 percent, and 10 percent. Suppose the average inflation rate over this period was 3.2 percent and the average T-bill rate over the period was 4.9 percent

What was the average real risk-free rate over this time period?

What was the average real risk premium?