Consider the following information:

$\backslash$table$[[$State of Economy,$\backslash$table$[[$Probability of State$],[$of Economy$]],$Rate of Return if State Occurs$],[$Stock A$,$Stock B$,$Stock C$,,],[$Boom$,\mathrm{.}20,\mathrm{.}38,\mathrm{.}48,\mathrm{.}28],[$Good$,\mathrm{.}50,\mathrm{.}14,\mathrm{.}19,\mathrm{.}12],[$Poor$,\mathrm{.}20,-\mathrm{.}05,-\mathrm{.}08,-\mathrm{.}06],[$Bust$,\mathrm{.}10,-\mathrm{.}19,-\mathrm{.}23,-\mathrm{.}09]]$

Your portfolio is invested $22$ percent each in A and $C,$ and $56$ percent in $B.$ What is the expected return of the portfolio?

Expected return

What is the variance of this portfolio?

Variance