Check my work 23 MC algo 11-40 Portfolio Standard Deviation 10 points You decide to invest in a portfolio consisting of 19 percent Stock X, 47 percent Stock Y, and the remainder in Stock Z. Based on the following information, what is the standard deviation of your portfolio? 8 01:39:03 State of Economy Probability of State of Economy .80 .20 Return if State Occurs Stock x Stock Y Stock Z 11.10% 4.50% 13.50% 18.40% 26.40% 17.90% eBook Normal Boom References Multiple Choice 2.08% 6.59% 5.27% O O 7.69% 2.78% O