Chapter 8 (Sections 8.6, 8.9), Chapter 9 (Section 9.5), Chapter 10 (Sections 10.5, 10.6) Analysis of Categorical Data

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Due by 11.59pmJuly 27th1Chapter 8 (Sections 8.6, 8.9), Chapter 9 (Section 9.5), Chapter 10 (Sections10.5, 10.6)Analysis of Categorical DataUpload the completed assignment using the file extension formatLastname_Firstname_Week5.doc.Assignment(32points due by 11.59pmJuly 27th)Note: You can team up with one of your classmates to complete the assignment (not more thantwo in a team); if you want to work on the assignment individually, that’s also fine. If you areworking in teams, then only one submission is required per team; include both the teammembers’ last names as part of the assignment submission file name as well as in the assignmentsubmission document.Please providedetailed solutions to the following problems/exercises (4problems/exercises x8points each):1) A cruise firm is exploring the possibility of offering a ferry service between Pamban Islandand Mannar Island, provided there is sufficient demand to make it feasible. The firm randomlyinterviewed 210 commuters from the two islands, and 146 of them indicated they wouldpatronize the ferry service instead of the current air taxi service. Estimate the populationproportionpof commuters from the two islands who would prefer the ferry service. Construct a95% confidence interval forp.Number of commuters interviewed210Number of commuters indicated they would patronize the ferry service instead of thecurrent air taxi service146Estimate of the population proportionof commutersnXpfrom the two islands who wouldprefer the ferry service:146ˆSample Proportion0.667210The 95% confidence interval for the proportionof commuters from the two islandswho would prefer the ferry serpp2vice:ˆˆ10.66710.667ˆ0.6671.962100.6671.960.03250.6670.0640.603, 0.731pppZn

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