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Calculate portfolio statistics Percentage in BA 60.00% Percentage in K 40.00% Expected portfolio return, E (r_p) Portfolio variance, Var (r_p) Portfolio standard deviation, sigma_p Calculate portfolio statistics for each of the following portfolio combination Percentage in BA Sigma Expected return 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Identify the invariance portfolio that consists of stocks K and XOM. report the results below Percentage in BA Percentage in K Draw a scatter chart below to show the efficient frontier 0.00% 20% 30% 40% 50% 60% 70% 80% 90% 100%