I. If Mary invests half her money in each of the two common stocks, what is the portfolio's expected rate of return and standard deviation in portfolio return?

$.$ Answer part a where the correlation between the two common stock investments is equal to zero.

Answer part a where the correlation between the two common stock investments is equal to $+1.$

Answer part a where the correlation between the two common stock investments is equal to $-1.$

Using your responses to questions $a-d,$ describe the relationship between the correlation and the risk and return of the portfolio.

Data table

he correlation between the two stocks is $0\mathrm{.}70,$ then the expected rate of return in the portfolio is $\%.($Round to two

$\backslash$table$[[,\backslash$table$[[$Expected$],[$Return$]],\backslash$table$[[$Standard$],[$Deviation$]]],[$Firm A$\text{'}$s common stock,$0\mathrm{.}15,0\mathrm{.}15],[$Firm B$\text{'}$s common stock,$0\mathrm{.}16,0\mathrm{.}21],[$Correlation coefficient,$0\mathrm{.}70,]]$

$($Click on the icon $$ in order to copy its contents into a spreadsheet.$)$Please answer all correctly and carefully. Thank you.