The following table shows the nominal returns on Brazilian stocks and the rate of inflation. Year Nominal Return (8) 2012 2013 2014 2015 2016 2017 0.1 -19.0 -17.0 -41.7 66.5 27.2 a. What was the standard deviation of the market returns? (Use decimals, not percents, in your calculations. Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Standard deviation Inflation (8) 6.1 6.2 6.7 11.0 6.6 3.2 Average real return % b. Calculate the average real return. (A negative answer should be indicated by a minus sign. Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places) %