Consider the following information:

$\backslash$table$[[,$Probability of$,$Rate of Return if$],[$Economy$,$State of Economy,Stock A$,$Stock B$],[$Recession$,\mathrm{.}21,\mathrm{.}040,-\mathrm{.}41],[$Normal$,\mathrm{.}61,\mathrm{.}120,\mathrm{.}31],[$Boom$,\mathrm{.}18,\mathrm{.}300,\mathrm{.}54]]$

a$.$ Calculate the expected return for the two stocks.

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

b$.$ Calculate the standard deviation for the two stocks.

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

$\backslash$table$[[$a$.$ Expected return of A$,,\%$