Calculate the standart deviation of monthly returns.

The past five monthly returns for Kohl's are $3\mathrm{.}72$ percent, $4\mathrm{.}07$ percent, $-1\mathrm{.}86$ percent,

$9\mathrm{.}34$ percent, and $-2\mathrm{.}74$ percent. Compute the standard deviation of Kohls' monthly

returns. $($Do not round intermediate calculations and round your final answer to $2$ decimal

places.$)$

Return ${?}_1$

Return ${?}_2$

Return ${?}_3$

Return ${?}_4$

Return ${?}_5$

$3\mathrm{.}72\%$

$4\mathrm{.}07\%$

$-1\mathrm{.}86\%$

$9\mathrm{.}34\%$

$-2\mathrm{.}74\%$