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Posted: December 31st, 2020
Business Statistics equipment sales and service contracts, Assignment Assignment: I need help writing a research paper.
Question description
Suppose the number of equipment sales and service contracts that a
store sold during the last six (6) months for treadmills and exercise
bikes was as follows: Treadmill Exercise Bike Total sold 185 123 Service contracts 67 55
The store can only sell a service contract on a new piece of equipment.
Of the 185 treadmills sold, 67 included a service contract and 118 did
not. Complete the following questions in the space provided below:
Construct a 95 percent confidence interval for the difference
between the proportions of service contracts sold on treadmills versus
exercise bikes.Is there a major difference between the two pieces of equipment? Why or why not?
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