$1\mathrm{.}4$ Based on the case study, a banker has requested your analysis of the risk and potential portfolio performance of two assets $($Mavel vs$.$ Chrome$)$ under three different economic conditions. Your evaluation should focus on the standard deviation as a measure of risk. $(20$ Marks$)\backslash$begin$\{$tabular$\}\{|$l$|$l$|$l$|$l$|\}\backslash$hline Economic Status & Probability & Movel Shares Return & Chrome Shares Retrun $\backslash \backslash \backslash$hline Decline & $0\mathrm{.}20$ & $-0\mathrm{.}15$ & $0\mathrm{.}20\backslash \backslash \backslash$hline Stagnant & $0\mathrm{.}50$ & $0\mathrm{.}20$ & $0\mathrm{.}30\backslash \backslash \backslash$hline Boom & $0\mathrm{.}30$ & $0\mathrm{.}60$ & $0\mathrm{.}40\backslash \backslash \backslash$hline $\backslash$end$\{$tabular$\}$