$($Related to Checkpoint $7\mathrm{.}1)($Expected rate of return and risk$)$ B$.$ J$.$ Gautney Enterprises is evaluating a security.

One$-$year Treasury bills are currently paying $3\mathrm{.}7$ percent. Calculate the investment's expected return and its standard

deviation. Should Gautney invest in this security?

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

a$.$ The investment's expected return is

$\%.($Round to two decimal places.$)$

$($Related to Checkpoint $7\mathrm{.}1)($Expected rate of return and risk$)$ B$.$ J$.$ Gautney Enterprises is evaluating a security.

One$-$year Treasury bills are currently paying $3\mathrm{.}7$ percent. Calculate the investment's expected return and its standard

deviation. Should Gautney invest in this security?

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

a$.$ The investment's expected return is

$\%.($Round to two decimal places.$)$