BOEING AMT JNJ VISA E(r) 0.09% 0.08% 0.06% 0.11% Standard .Dev 2.29% 1.44% 1.09% 1.52% Rf 1.35% Variance 0.05% 0.02% 0.01% 0.02% weight 0.25 0.25 0.25 0.25 Covariance Matrix - Daily Boeing AMT JNJ Visa Boeing 0.000525801 0.000099354 -0.000005558 0.000171122 AMT 0.000099354 0.000206717 -0.000012737 0.000101626 JNJ -0.000005558 -0.000012737 0.000118546 -0.000016399 Visa 0.000171122 0.000101626 -0.000016399 0.000232126 Correlation Matrix Boeing AMT JNJ Visa Boeing 1 AMT 0.31218154 1 JNJ -0.022199475 -0.082640285 1 Visa 0.500089751 0.474463626 -0.101431074 1 Covariance Matrix - Annual Boeing AMT JNJ Visa Boeing 0.1330 0.0251 -0.0014 0.0433 AMT 0.0251 0.0523 -0.0032 0.0257 JNJ -0.0014 -0.0032 0.0300 -0.0041 Visa 0.0433 0.0257 -0.0041 0.0587

1. Im trying to optimizer of the portfolio

2. And discuss risk aspects of the portfolio, including systematic and unsystematic risk