5. Given: E(RI)=0.10 E(R2) =0.15 E(01)=0.03 E(02) =0.05 Calculate the expected returns and expected standard deviations of a two-stock portfolio in which Stock 1 has a weight of 60 percent under the following conditions. 1.00 b. 112 = 0.75 C. 71,2 = 0.25 d. 112 = 0.00 e. T12 = -0.25 f. 112 = -0.75 g. 12 = -1.00 a. T12