Using the data in the following table, $,$ estimate the average return and volatility for each stock.

The return of stock $A$ is $2\mathrm{.}33\%.($Round to two decimal places.$)$

The return of stock B is $8\mathrm{.}5\%.($Round to two decimal places.$)$

The variance of stock $A$ is $($Round to five decimal places.$)$

Data table

$($Click on the following icon in order to copy its contents into a spreadsheet.$)$

$\backslash$table$[[$Realized Returns$],[$Year$,$Stock A$,$Stock B$],[2017,-11\%,20\%$

Please explain the Volatility of both stocks A & B