Check whether the mean of vehicle counts in the US 17 store has more business volume than the SC 707 store.

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Chapter 11, Problem 45CE

To determine

Check whether the mean of vehicle counts in the US 17 store has more business volume than the SC 707 store.

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The CVS Pharmacy located on US 17 in Murrells Inlet has been one of the busiest pharmaceutical retail stores in South Carolina for many years. To try and capture more business in the area, CVS top management opened another store about 6 miles west on SC 707. After a few months, CVS management decided to compare the business volume at the two stores. One way to measure business volume is to count the number of cars in the store parking lots on random days and times. The results of the survey from the last 3 months of the year are reported below. To explain, the first observation was on October 2 at 20:52 military time (8:52 p.m.). At that time there were four cars in the US 17 lot and nine cars in the SC 707 lot. At the 0.05 significance level, is it reasonable to conclude that, based on vehicle counts, the US 17 store has more business volume than the SC 707 store? Vehicles Count Date Time US 17 SC 707 Oct 2 20:52 4 9 Oct 11 19:30 5 7 Oct 15 22:08 9…

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