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Electronics Suppose that 46% of families living in a certain county own a computer and

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 17 Chapter 13

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 17

Electronics Suppose that 46% of families living in a certain county own a computer and 18% own an HDTV. The Addition Rule might suggest, then, that 64% of families own either a computer or an HDTV. Whats wrong with that reasoning?

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Important Terms Observational Study­ Data gathered by only witnessing individuals without guiding or stating an input on them. Designed Experiment­ Data gathered by an examiner on individuals then runs trials each to test one or more variables. Cofounding Variables­ existing variables within the student that affect the response Randomization­ randomly assigned themes to experiments Theoretical Method­ Divide the number of results in the experiment taken by total number results Empirical Method­ Calculating the relative frequency Relative Frequency­ X/n X­ number of successes n­ number of results Response and Explanatory Variables X= Response Variable = dependent Y= Explanatory Variable­ Independent Goal X is what causes the change in Y Probability

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Chapter 13, Problem 17 is Solved
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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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Electronics Suppose that 46% of families living in a certain county own a computer and