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 answers as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance answers to 5 decimal places, e.g., .16161.)

Returns:

year X Y

1 12% 23%

2 15% 27%

3 11% 11%

4 -12% -13%

5 10% 17%