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A Bloomberg BusinessWeek subscriber study asked, "In the past 12 months, when traveling for business, what...

A Bloomberg BusinessWeek subscriber study asked, "In the past 12 months, when traveling for business, what type of airline ticket did you purchase most often?" A second question asked if the type of airline ticket purchased most often was for domestic or international travel. Sample data obtained are shown in the following table. Type of Flight Type of Ticket

Domestic International

First Class. 29    21

Business Class. 98 122

Economy Class 511 136

Compute the value of the 2 test statistic (to 2 decimals).

Math   Statistics-And-Probability   
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