An asset has an average return of 9.75 percent and a standard deviation of 18.77 percent. What range of returns should you expect to see with a 68 percent probability? Multiple Choice -27.79% to 47.29% -18.41% to 37.91% -9.02% to 10.48% -46.56% to 66.06% -9.02% to 28.52%