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

$-100\%2\%$

$-96\%3\%$

$-80\%4\%$

$-72\%2\%$

$-69\%4\%$

$-52\%2\%$

$-48\%3\%$

$-31\%3\%$

$-21\%4\%$

Last Year $6\%2\%$

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 $=\%$