Can someone help me with the two last questions? thanks. Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y.

Returns Year 2 4 % 22% 31 12 24 10 32 29 23 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., 32.16161.) 9.20 % 12.80 % Average return Variance Standard deviation 20.29 % 24.06 %