Consider the following information about three stocks:

a$-1.$ If your portfolio is invested $45\%$ each in A and $B$ and $10\%$ 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

$0-2.$ 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 $3\mathrm{.}30\%,$ 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 $2\mathrm{.}20\%,$ what are the approximate and exact expected real returns on the portfolio? $($Do not round

intermediate calculations. Enter the answers os a percent rounded to $2$ decimal places.$)$

Approxinate expected real return

Exact expected real return

c$-2.$ What are the approximate and exact expected real risk premiums on the portfolio? $($Do not round intermediate caleulations.

Enter the answers as a percent rounded to $2$ decimal places.$)$

Approxinate expected real risk presiun

Exact expected real risk premiun