During the past $10$ years, the percent returns on two mutual funds $($aggressive and passive$)$ expressed in percentages were as follows:

Year Aggressive Fund Passive Fund

$-102\%3\%$

$-98\%4\%$

$-80\%2\%$

$-74\%4\%$

$-69\%4\%$

$-51\%3\%$

$-46\%3\%$

$-31\%3\%$

$-20\%3\%$

Last Year $5\%2\%$

Note that this is a sample of returns.

a$)$ Compute the expected return for the two funds. Round your answers to two decimal places.

Aggressive $=$

Passive $=$

b$)$ Compute the variance and standard deviation of the returns of the two funds. Round your answers to two decimal places.

Variance:

Aggressive $=$

Passive $=$

Standard Deviation:

Aggressive $=\%$

Passive $=\%$