the following are possible states of the economy and the returns associated with stocks A and B in those states.

$\backslash$table$[[$State$,$Probability,Return on A$,$Return on B$],[$Good$,0\mathrm{.}3,0\mathrm{.}21,0\mathrm{.}11],[$Normal$,0\mathrm{.}4,0\mathrm{.}35,0\mathrm{.}25],[$Bad$,0\mathrm{.}3,-0\mathrm{.}08,0\mathrm{.}14]]$

What is the average return of $A$

What is the average return of $B$

What is the standard deviation of $A$

What is the standard deviation of $B$

What is the covariance between stock A and stock B

What is the correlation