Question i$6$: Asset Allocation and Leverage $[24$ Points$]$

Suppose that Flena has a choice between two assets: Macerich Company $($bicker symbol: MAC$)($a risky asset$)$ and treasury bills $($a risk$-$free aswer$).$

$\backslash$table$[[$Investment$,$Expreted Retarn $[$E$($r$)],$Standard Deviation $($g$),$Portiolis Welght$],[$MAC $($Risky Asset$),12\mathrm{.}77\%,19\mathrm{.}45\%,y$