A Coffee Shop Franchise Owner Is Looking at Two Possible

question 113

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.Calculate the pooled estimate of .

• A)10362.42
• B)101.80
• C)22.40
• D)503.32

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