Consider the following information:

State of Economy Probability of State of Economy Rate of Return if State Occurs

Stock A Stock B Stock C

Boom $\mathrm{.}20\mathrm{.}361\mathrm{.}461\mathrm{.}341$

Good $\mathrm{.}40\mathrm{.}131\mathrm{.}111\mathrm{.}181$

Poor $\mathrm{.}30\mathrm{.}021\mathrm{.}031\mathrm{.}067$

Bust $\mathrm{.}10\mathrm{.}121\mathrm{.}261\mathrm{.}101$

Your portfolio is invested $31$ percent each in A and C and $38$ percent in B$.$ What is the expected return of the portfolio?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

What is the variance of this portfolio?

Note: Do not round intermediate calculations and round your answer to $5$ decimal places, e$.$g$.,\mathrm{.}16161.$

What is the standard deviation of this portfolio?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$