A Coffee Shop Franchise Owner Is Looking at Two Possible

Multiple Choice

A coffee shop franchise owner is looking at two possible locations for a new shop.To help make a decision he looks at the number of pedestrians that go by each of the two locations in one-hour segments.At location A,counts are taken for 35 one-hour units and with a mean number of pedestrians of 421 and a sample standard deviation of 122.At the second location (B) ,counts are taken for 50 one hour units with a mean number of pedestrians of 347 and a sample standard deviation of 85.Assume the two populations variances are not known but are equal.(pooled variance = 22.4) Testing the claim that both sites have the same mean number of pedestrians at = .01,what do you conclude?

A) There is a difference between the two sites
B) There is no difference between the two sites