value: 716 points A stock has had retuns of -18.6 percent, 28.6 percent, 19.2 percent, -9.7 percent, 34.4 percent, and 26.6 percent over the last sik years. What are the arithmetic and geometric returns for the stock? (Do not round intermediate calculations and enter your answers as a percent 32.16.) Arithmetic average return Geometric av return