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

Year Returns

X Y

$19\%22\%$

$22743$

$316-11$

$4-17-25$

$51851$

Calculate the arithmetic average return for X$.$

Calculate the arithmetic average return for Y$.$

Calculate the variance for X$.$

Calculate the variance for Y$.$

Calculate the standard deviation for X$.$

Calculate the standard deviation for Y$.$