Question: Calculate the Portfolio Return and Variance when the investment is made in equal proportion. Also calculate the proportion of investment which will minimize the variance. State of the economy Probability Retrun X(%) Return Y(%) A 0.1 -8.0 14.0 B 0.2 10.0 -4.0 C 0.4 8.0 6.0 D 0.2 5.0 15.0 E 0.1 -4.0 20.0