Kyle's Shoe Stores, Inc., is considering opening an additional suburban outlet. An aftertax expected cash flow of $120 per week is anticipated from two stores that are being evaluated. Both stores have positive net present values.

Site A
Probability				Cash flows
	.20				60
	.20				120
	.30				130
	.30				150

Site B
Probability				Cash flows
	.20				30
	.10				60
	.20				120
	.20				150
	.30				180

(a)	Compute the coefficient of variation for each site.(Do not round intermediate calculations. Round your answers to 4 decimal places.)

	Coefficient of variation
Site A
Site B