Assume that you manage a risky portfolio with an expected rate of return of $17\%$ and a standard deviation of $27\%.$ The T$-$bill rate is $7\%.$ Your client chooses to invest $70\%$ of a portfolio in your fund and $30\%$ in a T$-$bill money market fund.

a$)$ What is the expected return and standard deviation of your client's portfolio?

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

$\backslash$table$[[$Stock A$,27\%$