Karamo's Shoe Stores Incorporated is considering opening an additional suburban outlet. An aftertax expected cash flow of $120 per week is anticlpated from two stores that are being evaluated. Both stores have positive net present values. a. Compute the coeflicient of variation for each site. Note: Do not round intermediate calculations. Round your answers to 3 decimal places. b. Which store site would you select based on the distribution of these cash flows? Use the coeflicient of variation as your measure of risk. Site A Site B