If the economy booms, Meyer\&Company stock will have a return of 23.5 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? Multiple Choice 16.56% 13.49% 1472% 15.85% 9.68%