Essentials Of Statistics For Business & Economics
9th Edition
ISBN: 9780357045435
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Publisher: South-Western College Pub
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Textbook Question
Chapter 12.2, Problem 11E
Airline Ticket Purchases for Domestic and International 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 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 | 22 |
Business class | 95 | 121 |
Economy class | 518 | 135 |
- a. Using a .05 level of significance, is the type of ticket purchased independent of the type of flight? What is your conclusion?
- b. Discuss any dependence that exists between the type of ticket and type of flight.
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Chapter 12 Solutions
Essentials Of Statistics For Business & Economics
Ch. 12.1 - Use the sample data below to test the...Ch. 12.1 - reconsider the observed frequencies in exercise 1...Ch. 12.1 - Late Flight Comparison Across Airlines. The sample...Ch. 12.1 - Electronic Component Supplier Quality Comparison....Ch. 12.1 - Research Classification of Higher Education. The...Ch. 12.1 - Error Rates in Tax Preparation. A tax preparation...Ch. 12.1 - Use of Social Media. Social media is becoming more...Ch. 12.1 - Supplier Quality: Three Inspection Outcomes. The...Ch. 12.2 - The following table contains observed frequencies...Ch. 12.2 - The following table contains observed frequencies...
Ch. 12.2 - Airline Ticket Purchases for Domestic and...Ch. 12.2 - Hiring and Firing Plans at Private and Public...Ch. 12.2 - Generational Differences in Workplace Attitudes....Ch. 12.2 - Vehicle Quality Ratings. A J. D. Power and...Ch. 12.2 - Company Reputation and Management Quality Survey....Ch. 12.2 - Academy Awards and Movie Fan Sentiment. The race...Ch. 12.2 - Amount of Sleep by Age Group. The National Sleep...Ch. 12.2 - Prob. 18ECh. 12.3 - Test the following hypotheses by using the 2...Ch. 12.3 - The following data are believed to have come from...Ch. 12.3 - Television Audiences Across Networks. During the...Ch. 12.3 - M&M Candy Colors. Mars, Inc. manufactures M&M’s,...Ch. 12.3 - Shareholder Scoreboard Ratings. The Wall Street...Ch. 12.3 - Traffic Accidents by Day of Week. The National...Ch. 12.3 - Daily High Temperatures. Bob Feller, an Iowa...Ch. 12.3 - Weekly Demand at Whole Foods Market. The manager...Ch. 12 - Where Millionaires Live in America. In a 2018...Ch. 12 - Quality Comparison Across Production Shifts....Ch. 12 - Ratings of Most-Visited Art Museums. As listed by...Ch. 12 - Pace-of-Life Preference By Gender. A Pew Research...Ch. 12 - Church Attendance by Age Group. The Barna Group...Ch. 12 - Ambulance Calls by Day of Week. An ambulance...Ch. 12 - Attitudes Toward New Nuclear Power Plants. A...Ch. 12 - America’s Favorite Sports. The Harris Poll tracks...Ch. 12 - Best-Selling Small Cars in America. Based on 2017...Ch. 12 - Prob. 36SECh. 12 - Testing If Daily Sales Obey a Binomial Probability...Ch. 12 - In a study conducted by Zogby International for...Ch. 12 - Six months ago, Fuentes Salty Snacks, Inc., added...Ch. 12 - Fresno Board Games manufactures and sells several...
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