Using the following returns, a. calculate the average returns, variances, standard deviation for X and Y, correlation, covariance between X and Y. | Year x 1 2 3 4 5 6 23% 5 12 -15 19 10 34% 11 19 -20 5 8 1 b. geometric return =[(1 +R1) (1 + R2)... (1 +Rt)]exp(1/t) - 1