Stocks A and B have the following$$ returns:

Stock A

Stock B

$1$

$0\mathrm{.}09$

$0\mathrm{.}05$

$2$

$0\mathrm{.}04$

$0\mathrm{.}01$

$3$

$0\mathrm{.}14$

$0\mathrm{.}03$

$4$

$-0\mathrm{.}04$

$0\mathrm{.}01$

$5$

$0\mathrm{.}09$

$-0\mathrm{.}03$

a$.$ What are the expected returns of the two$$ stocks?

b$.$ What are the standard deviations of the returns of the two$$ stocks?

c$.$ If their correlation is $0\mathrm{.}46,$ what is the expected return and standard deviation of a portfolio of $56\%$ stock A and $44\%$ stock$$ B$?$