Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)
Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)
6th Edition
ISBN: 9781337115186
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Publisher: Cengage Learning
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Concept explainers

Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 …
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experime…
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Chapter 12, Problem 27SE

Based on sales over a six-month period, the five top-selling compact cars are Chevy Cruze, Ford Focus, Hyundai Elantra, Honda Civic, and Toyota Corolla (Motor Trend, November 2, 2011). Based on total sales, the market shares for these five compact cars were Chevy Cruze 24%, Ford Focus 21%, Hyundai Elantra 20%, Honda Civic 18%, and Toyota Corolla 17%. A sample of 400 compact car sales in Chicago showed the following number of vehicles sold.

Chapter 12, Problem 27SE, Based on sales over a six-month period, the five top-selling compact cars are Chevy Cruze, Ford

Use a goodness of fit test to determine whether the sample data indicate that the market shares for the five compact cars in Chicago are different than the market shares reported by Motor Trend. Using a .05 level of significance, what is the p-value and what is your conclusion? What market share differences, if any, exist in Chicago?

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Chapter 12 Solutions

Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)

Ch. 12.1 - Test the following hypotheses by using the χ2...Ch. 12.1 - Suppose we have a multinomial population with four...Ch. 12.1 - Television Audiences Across Networks. During the...Ch. 12.1 - M&M Candy Colors. Mars, Inc. manufactures M&M’s,...Ch. 12.1 - America’s Favorite Sports. The Harris Poll tracks...Ch. 12.1 - Traffic Accidents by Day of Week. The National...Ch. 12.2 - The following table contains observed frequencies...Ch. 12.2 - Prob. 8ECh. 12.2 - Airline Ticket Purchases for Domestic and...Ch. 12.2 - Hiring and Firing Plans at Private and Public...
Ch. 12.2 - Health insurance benefits vary by the size of the...Ch. 12.2 - Vehicle Quality Ratings. A J. D. Power and...Ch. 12.2 - Company Reputation and Management Quality Survey....Ch. 12.2 - Prob. 14ECh. 12.2 - The Carnegie Classification of Institutes of...Ch. 12.2 - Prob. 16ECh. 12.3 - Use the sample data below to test the...Ch. 12.3 - 2. reconsider the observed frequencies in exercise...Ch. 12.3 - Late Flight Comparison Across Airlines. The sample...Ch. 12.3 - Electronic Component Supplier Quality Comparison....Ch. 12.3 - Kate Sanders, a researcher in the department of...Ch. 12.3 - Error Rates in Tax Preparation. A tax preparation...Ch. 12.3 - Social networking is becoming more and more...Ch. 12.3 - Supplier Quality: Three Inspection Outcomes. The...Ch. 12 - In 2011, the industries with the most complaints...Ch. 12 - Bistro 65 is a chain of Italian restaurants with...Ch. 12 - Based on sales over a six-month period, the five...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 - Prob. 31SECh. 12 - Phoenix Marketing International identified...Ch. 12 - The five most popular art museums in the world are...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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