You decide to invest in a portfolio consisting of 24 percent…

You decide to invest in a portfolio consisting of 24 percent Stock X, 45 percent Stock Y, and the remainder in Stock Z. Based on the following information, what is the standard deviation of your portfolio? State of Economy Probability of State of Economy Return if State Occurs Stock X Stock Y Stock Z Normal .78 9.90% 3.30% 12.30% Boom .22 17.20% 25.20% 16.70%

If the economy booms, Meyer & Company stock will have a retu…

If the economy booms, Meyer & Company stock will have a return of23.5 percent. If the economy goes into a recession, the stock will have a loss of 12 percent. The probability of a boom is 68 percent while the probability of a recession is 32 percent. What is the standard deviation of the returns on the stock?