Connect 9 A Saved 10 Use the following returns for X and Y. Returns 15 points X 21.5% Year 1 2 3 4 5 Y 25.5% 3.5 27.5 - 14.0 31.5 -16.5 9.5 19.0 4.5 eBook Print References a. Calculate the average returns for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the variances for X and Y. (Do not round intermediate calculations and round your answers to 6 decimal places, e.g., 32.161616.) c. Calculate the standard deviations for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Y 7.60 % 13.40 % a. Average return Variance c. Standard deviation b. % 11 Consider the following table for a period of six years: 14 points Skipped Year 1 2 3 4 5 6 Returns Large- U.S. Company Stocks Treasury Bills 14.99% 7.35% -26.56 8.02 37.29 5.93 23.99 5.37 - 7.28 5.48 6.63 7.73 eBook Hint Print References a-1. Calculate the arithmetic average returns for large-company stocks and T-bills over this time period. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) a-2. Calculate the standard deviation of the returns for large-company stocks and T-bills over this time period. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Large-company stocks T-bills % % a-1. Arithmetic average return a-2. Standard deviation % %