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Average return, variance, & the standard deviation

1) Calculate the average returns, variances, & the standard deviations for X and Y. For average return and s.d. (Input answers rounded to 2 decimal places. For variance round answers to 4 decimal places).
Returns
Year X Y
1 20 % 21 %
2 4 22
3 8 54
4 -5 53
5 8 57

2) 1) Calculate the average returns, variances, & the standard deviations for X and Y.

year x y
1 -7% -5%
2 13 -2
3 -8 35
4 -1 53
5 20 26

Solution Summary

Calculates the average returns, variances, & the standard deviations for variables.

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