Problem 3 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 flight was domestic or international travel. Sample data obtained are shown in the following table. Type of Flight Type of Ticket Domestic International First Class 29 22 Business Class 95 121 Economy Class 518 135 Using a 0.05 level of significance, is the type of ticket purchased independent of the type of flight? What is your conclusion