Consider the following information about three stocks:

$\backslash$table$[[\backslash$table$[[$State of$],[$Economy$]],\backslash$table$[[$Probability of$],[$State of$],[$Economy$]],$Rate of Return if State Occurs$],[$Stock A$,$Stock B$,$Stock C$],[$Boom$,0\mathrm{.}25,0\mathrm{.}35,0\mathrm{.}40,0\mathrm{.}52],[$Normal$,0\mathrm{.}50,0\mathrm{.}17,0\mathrm{.}15,0\mathrm{.}13],[$Bust$,0\mathrm{.}25,0\mathrm{.}01,-0\mathrm{.}32,-0\mathrm{.}40]]$

a$-1.$ If your portfolio is invested $35\%$ each in A and $B$ and $30\%$ in $C,$ what is the portfolio expected return? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Portfolio expected return $\%$

a$-2.$ What is the variance? $($Do not round intermediate calculations. Round the final answer to $8$ decimal places.$)$

Variance $$

a$-3.$ What is the standard deviation? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Standard deviation $\%$

b$.$ If the expected T$-$bill rate is $3\mathrm{.}80\%,$ what is the expected risk premium on the portfolio? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Expected risk premium $\%$

c$-1.$ If the expected inflation rate is $2\mathrm{.}70\%,$ what are the approximate and exact expected real returns on the portfolio? $($Do not round intermediate calculations. Enter the answers as a percent rounded to $2$ decimal places.$)$

c$-2.$ What are the approximate and exact expected real risk premiums on the portfolio? $($Do not round intermediate calculations. Enter the answers as a percent rounded to $2$ decimal places.$)$

Approximate expected real risk premium

Exact expected real risk premium