Problem $10-11$ Calculating Real Rates $[$LO $1]$ You've observed the following returns on Pine Computer's stock over the past five years: $-29\mathrm{.}4$ percent, $16\mathrm{.}6$ percent, $36\mathrm{.}2$ percent, $3\mathrm{.}8$ percent, and $22\mathrm{.}8$ percent. The average inflation rate over this period was $3\mathrm{.}38$ percent and the average T$-$bill rate over the period was $4\mathrm{.}3$ percent. a$.$ What was the average real risk$-$free rate over this time period? Note: Do not round intermediate calculations and enter your answer as a percent rounded to $\backslash (\backslash$mathbf$\{2\}\backslash )$ decimal places, e$.$g$.,32\mathrm{.}16.$ b$.$ What was the average real risk premium? Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$ Answer is complete but not entirely correct.