Returns Year X Y 1 18 % 15 % 2 21 33 3 12 14 4 – 14 – 19 5 10 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.)
X Y
Average return 9.40 % 13.20 %
Variance
Sandard deviation 13.81 % 19.55 %