Expected Returns $($LO$2,$ CFA$3)$ True or false:$)$ If two stocks have the same expected return $12$ percent, then any portfollio of the two stocks will also have an expected return of $12$ percent

Portfollo Volaullity $($LO$2,$ CEA$5)$ True or false. If two stocks have the same standand deviation of $45$ percent, then any portiolio of the two stocks will also have a standard deviation of $45$ percent.