(5) Plot Portfolio Expected Return and Portfolio Standard Deviation in (4) and mark the efficient frontier. (20 points)

Portfolio Portfolio Standard Portfolio Portfolio Weights: Walmart Portfolio Weights: nVidia Expected Return Deviation Beta 100% 0% -1.1175 4.66 .47 90% 10% -1.7045 5.1069 .697 80% 20% -2.2915 5.6066 .924 70% 30% -2.8785 6.146 1.151 60% 40% -3.4655 6.716 1.378 50% 50% -4.0525 7.309 1.605 40% 60% -4.6395 7.92 1.832 30% 70% -5.2265 8.545 2.059 20% 80% -5.8135 9.182 2.281 10% 90% -6.4005 9.827 2.513 0% 100% -6.9875 10.48 2.74