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One of the questions on a recent Business Quarterly subscriber study was, "In the past 12 months, when traveling for business, what type of airline ticket did you purchase most often?" The data obtained are shown in the Excel worksheet Problem 4 and below. You are to test to determine if the type of ticket and the type of flight are independent or not. Use alpha = .05

Type of flight          Type of ticket    Domestic International
First class                      29                           22
Business class               95                          121
Coach class                  518                         135

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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