Please answer all 6 questions. Thanks!

Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year 1 2 3 4 5 Returns X Y 11 % 23 % 29 44 18 -9 -19 -23 20 52 Calculate the arithmetic average return for X. 11.80% 14.75% 14.40% 13.33% 9.56% Calculate the arithmetic average return for Y. 17.40% 21.75% 21.23% 19.66% 14.09% Calculate the variance for X. 0.033770 0.041997 0.033597 0.042213 0.027354 Calculate the variance for Y. 0.106630 0.124518 0.099614 0.133287 0.086370 Calculate the standard deviation for X. 18.38% 20.49% 18.23% 22.97% 14.89% Calculate the standard deviation for Y. 32.65% 35.29% 31.56% 40.82% 26.45%