Suppose we have the following Treasury bill returns and inflation rates over an eightyear period: o. Calculate the average return for Treasury bilis and the average annual inflation rate for this period. (Do not round intermediate calculations and enter your onswers as a percent rounded to 2 decimal ploces, e.g. 32.16.) b. Calculate the standard deviation of Treasury bill returns and inflation over this period (Do not round intermediote colculations ond enter your onswers as o percent rounded to 2 decimal places, e.g., 32.16.) c. What was the average real return for Treasury bills over this period? (A negotive answer should be indicated bv o minus sian. Do not round intermediate a. Calculate the average return for Treasury bills and the average annual inflation rate for this period. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the standard deviation of Treasury bill returns and inflation over this period. (Do not round intermediate colculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) c. What was the average real return for Treasury bills over this period? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Answer is complete but not entirely correct