You have been given the following information:

$\backslash$table$[[,$Probability of$,$Rate of Return if State Occurs$],[$State of$,$State of$,$Stock B$],[$Economy$,$Economy,Stock A$,$Stor$],[$Recession$,\mathrm{.}20,\mathrm{.}05,-\mathrm{.}20],[$Normal$,\mathrm{.}57,\mathrm{.}08,\mathrm{.}09],[$Boom$,\mathrm{.}23,\mathrm{.}13,\mathrm{.}26]]$

a$.$ Calculate the expected return for the two stocks. $($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. $($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$.$ Stock A expected return,$9\mathrm{.}79,\%$