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Solution: Questions 610 refer to the sample data in the following table (based on data

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 7 Chapter 11

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 7

Questions 610 refer to the sample data in the following table (based on data from the Pew Research Center). Randomly selected subjects were asked about the use of marijuana for medical purposes. Assume that we want to use a 0.05 significance level to test the claim that response to the question is independent of gender. In Favor Oppose Don't Know Men 538 167 29 Women 557 186 32 What distribution is used to test the stated claim (normal, t, F, chisquare, uniform)?

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Inference for two independent groups: - This means deciding if there’s a statistically significant relationship between explanatory and response variable - If response variable is quantitative, the question involves means o Ex. How does average childhood weight compare between generations - If the response variable is categorical, the question involves proportions o Ex. Does the smoking rate differ between genders Summary of inference for 2 independent population means: - Hypotheses: H 0μ 1μ =2 H A μ1−μ 2¿0 - Sample Statistic: ´ ´ X 1X 2

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Chapter 11, Problem 7 is Solved
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Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

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Solution: Questions 610 refer to the sample data in the following table (based on data