Class $3$ Questions

A three$-$asset portfolio has the following characteristics:

$\backslash$table$[[$Asset$,$Expected Return,Standard Deviation,Weight$],[$x$,15\%,22\%,0\mathrm{.}50],[$Y$,10,8,0\mathrm{.}40],[$Z$,6,3,0\mathrm{.}10]]$

What is the expected return on this three$-$asset portfolio?

$($LO $6-1)$