Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y.

	Returns
Year	X	Y
1	14 %	18 %
2	32	39
3	21	-6
4	-22	-20
5	23	47

Requirement 1:
(a)	Calculate the arithmetic average return for X.
	(Click to select)13.60%17.00%15.37%11.02%16.59%

(b)	Calculate the arithmetic average return for Y.
	(Click to select)19.03%19.50%15.60%17.63%12.64%

Requirement 2:
(a)	Calculate the variance for X. (Do not round intermediate calculations.)
	(Click to select)0.0354210.0437300.0546630.0546580.043726

(b)	Calculate the variance for Y. (Do not round intermediate calculations.)
	(Click to select)0.0818300.1022880.0769670.0962080.066282

Requirement 3:
(a)	Calculate the standard deviation for X. (Do not round intermediate calculations.)
	(Click to select)20.91%26.14%16.94%20.81%23.38%

(b)	Calculate the standard deviation for Y. (Do not round intermediate calculations.)
	(Click to select)35.76%23.17%27.74%31.02%28.61%