Modern Business Statistics with Microsoft Excel (MindTap Course List)
Modern Business Statistics with Microsoft Excel (MindTap Course List)
5th Edition
ISBN: 9781285433301
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
Publisher: Cengage Learning
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Chapter 11, Problem 29SE

Daily Patient Volume at Dental Clinic. A sample of 9 days over the past six months showed that Philip Sherman, DDS, treated the following numbers of patients at his dental clinic: 22, 25, 20, 18, 15, 22, 24, 19, and 26. If the number of patients seen per day is normally distributed, would an analysis of these sample data reject the hypothesis that the variance in the number of patients seen per day is equal to 10? Use a .10 level of significance. What is your conclusion?

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Chapter 11 Solutions

Modern Business Statistics with Microsoft Excel (MindTap Course List)

Ch. 11.1 - 1. Find the following chi-square distribution...Ch. 11.1 - 2. A sample of 20 items provides a sample standard...Ch. 11.1 - A sample of 16 items provides a sample standard...Ch. 11.1 - 4. The variance in drug weights is critical in the...Ch. 11.1 - John Calipari, head basketball coach for the 2012...Ch. 11.1 - The Wall Street Journal reported that Americans...Ch. 11.1 - Volatility of General Electric Stock. To analyze...Ch. 11.1 - Prob. 8ECh. 11.1 - Aerospace Part Manufacturing. The competitive...Ch. 11.1 - Costco Customer Satisfaction. Consumer Reports...
Ch. 11.1 - At the end of 2008, the variance in the semiannual...Ch. 11.1 - Vehicle Ownership by Fortune Magazine Subscribers....Ch. 11.2 - 13. Find the following F distribution values from...Ch. 11.2 - Prob. 14ECh. 11.2 - Prob. 15ECh. 11.2 - Prob. 16ECh. 11.2 - Repair Costs as Automobiles Age. In its 2016 Auto...Ch. 11.2 - Prob. 18ECh. 11.2 - Bag-Filling Machines at Jelly Belly. The variance...Ch. 11.2 - Prob. 20ECh. 11.2 - Many smartphones, especially those of the...Ch. 11.2 - Prob. 22ECh. 11 - 23. Because of staffing decisions, managers of the...Ch. 11 - Prob. 24SECh. 11 - Business Travel Costs. According to the 2017...Ch. 11 - Manufacture of Ball Bearings. Ball bearing...Ch. 11 - The filling variance for boxes of cereal is...Ch. 11 - City Trucking, Inc., claims consistent delivery...Ch. 11 - Daily Patient Volume at Dental Clinic. A sample of...Ch. 11 - Prob. 30SECh. 11 - Golf Scores. Is there any difference in the...Ch. 11 - Grade Point Average Comparison. The grade point...Ch. 11 - Prob. 33SECh. 11 - Two new assembly methods are tested and the...Ch. 11 - An Air Force introductory course in electronics...
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