Use the following returns for X and Y.

Years	X	Y
1	22.2%	27.6%
2	-17.2	-4.2
3	10.2	29.6
4	20.4	-15.4
5	5.2	33.6

a. Calculate the average returns for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the variances for X and Y. (Do not round intermediate calculations and round your answers to 6 decimal places, e.g., 32.161616.) c. Calculate the standard deviations for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.)