Assume that you manage a risky portfolio with an expected rate of return of $16\%$ and a standard deviation of $40\%.$ The T$-$bill rate is $4\%.$ Your client chooses to invest $80\%$ of a portfolio in your fund and $20\%$ in a T$-$bill money market fund.

Required:

a$.$ What are the expected return and standard deviation of your client's portfolio? $($Round your answers to $1$ decimal place.$)$

$\backslash$table$[[$Expected return,,$\%$ per year$],[$Standard deviation,,$\%$ per year$]]$

b$.$ Suppose your risky portfolio includes the following investments in the given proportions:

$\backslash$table$[[$Stock A$,24\%$