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Respond to the following in a Word document and submit:

  1. Construct a 95 percent confidence interval for the difference between the proportions of service contracts sold on treadmills versus exercise bikes.
  2. Determine if there is or is not a major difference between the two pieces of equipment and provide a rationale for your response.

Use the graph below to answer the questions 

No Plagiarism 

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  • 5 years ago
  • 5
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