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

$-100\%4\%$

$-98\%2\%$

$-80\%2\%$

$-71\%4\%$

$-66\%4\%$

$-50\%3\%$

$-48\%4\%$

$-32\%4\%$

$-20\%3\%$

Last Year $3\%3\%$

$$

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 $=$