The expected return on Big Time Toys is $5$ percent and its

standard deviation is $21$ percent. The expected return on Chemical

Industries is $-1$ percent and its standard deviation is $21$ percent.

Suppose the correlation coefficient for the two stocks' returns is

$0\mathrm{.}8.$ What are the expected and standard deviation of a portfolio

with $55$ percent invested in Big Time Toys and the rest in Chemical

Industries?$$Enter your answers as percentages rounded to $2$ decimal places.

Do not include the percentage sign in your answers.$$E$($rp$)=$Std$.$ Dev. $=$

The expected return on Big Time Toys is $14$ percent and its standard deviation is $22$ percent. The expected return on Chemical Industries is $-1$ percent and its standard deviation is $16$ percent. Suppose the correlation coefficient for the two stocks' returns is $0\mathrm{.}7.$ What are the expected and standard deviation of a portfolio with $20$ percent invested in Big Time Toys and the rest in Chemical Industries?

Enter your answers as percentages rounded to $2$ decimal places. Do not include the percentage sign in your answers.

$E(r_p)=$

Std$.$ Dev. $=$