Use the following returns for X and Y. Returns Year X Y 1 22.4 % 28.2 % 2 17.4 4.4 3 10.4 30.2 4 20.8 15.8 5 5.4 34.2 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.) Average returns X % Y % Calculate the variances for X and Y. (Do not round intermediate calculations and round your answers to 6 decimal places, e.g., 32.161616.) Variances X Y 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.) Standard deviations X % Y