The returns on the common stock of New Image Products are quite cyclical. In a boom economy, the stock is expected to return 30 percent in comparison to 15 percent in a normal economy and a negative 10 percent in a recessionary period. The probability of a recession is 25 percent while the probability of a boom is 20 percent. What is the standard deviation of the returns on this stock?

12.83 percent

10.41 percent

11.56 percent

14.41 percent

13.81 percent