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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 First Class Business Class Ho: Type of ticket purchased is independent of the type of flight Ha: Type of ticket purchased is not independent of the type of flight Compute the value of the X² test statistic (to 2 decimals).. I Domestic 29 95 International 22 Economy Class 518 135 a. Using a 0.05 level of significance, is the type of ticket purchased independent of the type of flight? 121 Hint(s) Check My Work Use Table 3 of Appendix B to find the p-value. The p-value is less than 0.005 What is your conclusion? Conclude that the type of ticket purchased depends on the type of flight. b. Discuss any dependence that exists between the type of ticket and type of flight. I. A higher percentage of first class and business class tickets are purchased for international flights compared to domestic flights. Economy class tickets are purchased more for domestic flights. II. A higher percentage of economy class tickets are purchased for international flights compared to domestic flights. First class and business class tickets are purchased more for domestic flights.

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 First Class Business Class Ho: Type of ticket purchased is independent of the type of flight Ha: Type of ticket purchased is not independent of the type of flight Compute the value of the X² test statistic (to 2 decimals).. I Domestic 29 95 International 22 Economy Class 518 135 a. Using a 0.05 level of significance, is the type of ticket purchased independent of the type of flight? 121 Hint(s) Check My Work Use Table 3 of Appendix B to find the p-value. The p-value is less than 0.005 What is your conclusion? Conclude that the type of ticket purchased depends on the type of flight. b. Discuss any dependence that exists between the type of ticket and type of flight. I. A higher percentage of first class and business class tickets are purchased for international flights compared to domestic flights. Economy class tickets are purchased more for domestic flights. II. A higher percentage of economy class tickets are purchased for international flights compared to domestic flights. First class and business class tickets are purchased more for domestic flights.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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 First Class Business Class I Ho: Type of ticket purchased is independent of the type of flight Ha: Type of ticket purchased is not independent of the type of flight Compute the value of the X² test statistic (to 2 decimals).. Domestic 29 95 International 22 Economy Class 518 135 a. Using a 0.05 level of significance, is the type of ticket purchased independent of the type of flight? 121 Hint(s) Check My Work Use Table 3 of Appendix B to find the p-value. The p-value is less than 0.005 What is your conclusion? Conclude that the type of ticket purchased depends on the type of flight. b. Discuss any dependence that exists between the type of ticket and type of flight. I. A higher percentage of first class and business class tickets are purchased for international flights compared to domestic flights. Economy class tickets are purchased more for domestic flights. II. A higher percentage of economy class tickets are purchased for international flights compared to domestic flights. First class and business class tickets are purchased more for domestic flights.
Transcribed Image Text: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 First Class Business Class I Ho: Type of ticket purchased is independent of the type of flight Ha: Type of ticket purchased is not independent of the type of flight Compute the value of the X² test statistic (to 2 decimals).. Domestic 29 95 International 22 Economy Class 518 135 a. Using a 0.05 level of significance, is the type of ticket purchased independent of the type of flight? 121 Hint(s) Check My Work Use Table 3 of Appendix B to find the p-value. The p-value is less than 0.005 What is your conclusion? Conclude that the type of ticket purchased depends on the type of flight. b. Discuss any dependence that exists between the type of ticket and type of flight. I. A higher percentage of first class and business class tickets are purchased for international flights compared to domestic flights. Economy class tickets are purchased more for domestic flights. II. A higher percentage of economy class tickets are purchased for international flights compared to domestic flights. First class and business class tickets are purchased more for domestic flights.
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