An asset has an average return of 10.63 percent and a standard deviation of 19.41 percent. What range of returns should you expect to see with a 68 percent probability? Multiple Choice -8.78% to 12.48% -8.78% to 30.04% -28.19% to 49.45% -47.60% to 68.86% -18.49% to 39.75% O