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Answer: (Exercises 1326) For each description of data, identify the Ws, name the

Stats Modeling the World | 4th Edition | ISBN: 9780321854018 | Authors: David E. Bock, Paul F. Velleman, Richard D. De Veaux ISBN: 9780321854018 481

Solution for problem 22 Chapter 1

Stats Modeling the World | 4th Edition

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Stats Modeling the World | 4th Edition | ISBN: 9780321854018 | Authors: David E. Bock, Paul F. Velleman, Richard D. De Veaux

Stats Modeling the World | 4th Edition

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Problem 22

(Exercises 1326) For each description of data, identify the Ws, name the variables, specify for each variable whether its use indicates that it should be treated as categorical or quantitative, and, for any quantitative variable, identify the units in which it was measured (or note that they were not provided).Fuel economy The Environmental Protection Agency (EPA) tracks fuel economy of automobiles based on information from the manufacturers (Ford, Toyota, etc.). Among the data the agency collects are the manufacturer, vehicle type (car, SUV, etc.), weight, horsepower, and gas mileage (mpg) for city and highway driving.

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BUS­S 301 Notes Chapter 1   Data: Values assigned to specific observations or measurements.   Information: Derived from the facts for the purpose of making a decision   Sources of Data: Primary Data­ Obtained by the person using it Secondary Data­ Data collected by someone else. No control over how the data was collected. Direct Observation­Gathering data when subjects of interest are in natural environment Focus group­Direct observation technique where individuals are paid to discuss their opinions Experiment­Subjects exposed to treatments and data of interest is recorded Survey­Directly asking

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Textbook: Stats Modeling the World
Edition: 4
Author: David E. Bock, Paul F. Velleman, Richard D. De Veaux
ISBN: 9780321854018

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Answer: (Exercises 1326) For each description of data, identify the Ws, name the