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rou've observed the following returns on Pine Computer's stock over the past five years: -26.7 percent, 14.8 percent, 32.6 percent, 2.9 sercent, and 21.9 percent. The average inflation rate over this period was 3.29 percent and the average T-bill rate over the period was 3 percent. a. What was the average real risk-free rate over this time period? Note: Do not round intermediate calculations and enter your answer os a percent rounded to 2 decimal places, e.9., 32.16. b. What was the average real isk premlum? Note: Do not round intermediate colculotions ond enter your answer as a percent rounded to 2 decimal places, e.g., 32.16