Calculate the standard deviations for Roll and Ross by filling in the following table:

Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to $4$ decimal places.

$\backslash$table$[[\backslash$table$[[$State of$],[$Economy$]],\backslash$table$[[$Probability$],[$of State of$],[$Economy$]],\backslash$table$[[$Return$],[$Deviation from$],[$Expected$],[$Return$]],\backslash$table$[[$Squared$],[$Return$],[$Deviation$]],$Product$],[$Roll$,,,,],[$Bust$,0\mathrm{.}40,,,],[$Boom$,0\mathrm{.}60,,{}^2=,],[,,,,],[$Ross$,,,0\mathrm{.}0019,],[$Bust$,0\mathrm{.}40,-0\mathrm{.}0440,{}^2=,],[$Boom$,0\mathrm{.}60,,,],[,,,,]]$