Aimee is the owner of a stock with annual returns of 27 percent, -32 percent, 11 percent, and 23 percent for the past four years. She thinks the stock may be able to achieve a return of 50 percent or more in a single year. What is the probability that your friend is correct?

Less than .5 percent.
		Greater than .5 percent but less than 1 percent.
		Greater than 1 percent but less than 2.5 percent.
		Greater than 2.5 percent but less than 16 percent.
		Greater than 16 percent.