Using the returns shown in the table , calculate the arithmetic average returns, the variances, and the standard deviations for X and Y.

Year 1 2 3 4 5 Returns Y 13 % 23 % 16 28 12 - 11 12 10 Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Do not round intermediate calculations. Enter your average return and standard deviation as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance to 5 decimal places, e.g., .16161.) x Y Average returns % % Variances Standard deviations % %