Over the last six years the shares of company XYZ's stock had returns of 19 percent, 19 percent, 14 percent, 17 percent, 12 percent, and -1 percent.

Required:
(a)	Calculate the arithmetic average return.
	(Click to select) 14.00% 13.53% 16.00% 13.43% 13.33%

(b)	Calculate the geometric average return.