Two investments generated the following annual returns:

Investment X Investment Y

$20$X$013\%17\%$

$20$X$11916$

$20$X$23411$

$20$X$32321$

$20$X$41216$

What is the average annual return on each investment? Round your answers to one decimal place.

The average annual rate of return on X:

$\%$

The average annual rate of return on Y:

$\%$

What is the standard deviation of the return on investments X and Y$?$ Round your answers to two decimal places.

Standard deviation of X:

Standard deviation of Y:

Based on the standard deviation, which investment was riskier?

$-$Select$-$

was riskier.