You$$ve observed the following returns on Pine Computer$$s stock over the past five years: $11$ percent, $11$ percent, $18$ percent, $23$ percent, and $10$ percent. Suppose the average inflation rate over this period was $2$ percent and the average T$-$bill rate over the period was $3\mathrm{.}1$ percent.

a$.$

What was the average real return on the company$$s stock? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

b$.$ What was the average nominal risk premium on the company$$s stock? $($Do not round intermediate calculations and enter your answer as a percent rounded to $1$ decimal place, e$.$g$.,32\mathrm{.}1.)$