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$],[$Recession$,\mathrm{.}17,\mathrm{.}08,-\mathrm{.}12],[$Normal$,\mathrm{.}58,\mathrm{.}11,17],[$Boom$,\mathrm{.}25,16,34]]$

a$.$ Calculate the expected return for Stocks A and B$.($Do nor riund intermediate calculations and enter your answers as a percent rounded to $2$ decinal places, e$.$g$.,32\mathrm{.}16.)$

b$.$ Calculate the standard deviation for Stocks A and B$.($Do not round intermect $2?$e calculations and enter your answers as a percent rounded to $2$ decimal ploces, e$.$g$.,32\mathrm{.}16.)$

$\backslash$table$[[$a$.$ Stock A expected return,,$\%$M