Question $20$

$4$ pts

A stock has had returns of $-26$ percent, $12$ percent, $34$ percent, $-8$ percent, $27$ percent, and $23$ percent over the last six years. What is the average return on the stock and what is the standard deviation of the returns.

$16\mathrm{.}7$ and $22\mathrm{.}1$ percent

$10\mathrm{.}3$ and $25\mathrm{.}03$ percent

$19\mathrm{.}1$ and $29$ percent

$15\mathrm{.}9$ and $30\mathrm{.}1$ percent