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A study of seat belt users and nonusers yielded the randomly selected sample data summarized in the accompanying table. Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concermed about their health are therefore less inclined to wear seat belts. Is this theory supported by the sample data? E Click the icon to view the data table. Determine the null and altenative hypotheses. OA Ho: The amount of smoking is independent of seat belt use. Hy: The amount of smoking is not independent of seat belt use. O More Info OB. Ho: Heavy smokers are less likely than non-smokers to wear a seat belt. H: Heavy smokers are not less likely than non-smokers to wear a seat belt. OC. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. H: Heavy smokers are less likely than non-smokers to wear a seat belt. Number of Cigarettes Smoked per Day O 15-34 35 and over Wear Seat Belts Don't Wear Seat Belts 147 1-14 30 43 18 33 191 11 OD. Ho: The amount of smoking is dependent upon seat belt use. H: The amount of smoking is not dependent upon seat belt use. Print Done Determine the test statistic. 2-(Round to three decimal places as needed.) Determine the P-value of the test statistic. P-Value =O(Round to three decimal places as needed.) Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concemed about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? OA There is sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. OB. There is sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data. OC. There is not sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data.

A study of seat belt users and nonusers yielded the randomly selected sample data summarized in the accompanying table. Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concermed about their health are therefore less inclined to wear seat belts. Is this theory supported by the sample data? E Click the icon to view the data table. Determine the null and altenative hypotheses. OA Ho: The amount of smoking is independent of seat belt use. Hy: The amount of smoking is not independent of seat belt use. O More Info OB. Ho: Heavy smokers are less likely than non-smokers to wear a seat belt. H: Heavy smokers are not less likely than non-smokers to wear a seat belt. OC. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. H: Heavy smokers are less likely than non-smokers to wear a seat belt. Number of Cigarettes Smoked per Day O 15-34 35 and over Wear Seat Belts Don't Wear Seat Belts 147 1-14 30 43 18 33 191 11 OD. Ho: The amount of smoking is dependent upon seat belt use. H: The amount of smoking is not dependent upon seat belt use. Print Done Determine the test statistic. 2-(Round to three decimal places as needed.) Determine the P-value of the test statistic. P-Value =O(Round to three decimal places as needed.) Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concemed about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? OA There is sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. OB. There is sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data. OC. There is not sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A study of seat belt users and nonusers yielded the randomly selected sample data summarized in the accompanying table. Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concerned about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? Click the icon to view the data table. Determine the null and alternative hypotheses. O A. Ho: The amount of smoking is independent of seat belt use. H1: The amount of smoking is not independent of seat belt use. More Info O B. Ho: Heavy smokers are less likely than non-smokers to wear a seat belt. H1: Heavy smokers are not less likely than non-smokers to wear a seat belt. Number of Cigarettes Smoked per Day 15–34 35 and over O c. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. 1-14 H1: Heavy smokers are less likely than non-smokers to wear a seat belt. Wear Seat Belts 191 30 43 11 Don't Wear Seat Belts 147 18 33 O D. Ho: The amount of smoking is dependent upon seat belt use. H1: The amount of smoking is not dependent upon seat belt use. Print Done Determine the test statistic. x2 = (Round to three decimal places as needed.) %3D Determine the P-value of the test statistic. P-Value = (Round to three decimal places as needed.) Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concerned about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? O A. There is sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. O B. There is sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data. O C. There is not sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. O D. There is not sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data.
Transcribed Image Text:A study of seat belt users and nonusers yielded the randomly selected sample data summarized in the accompanying table. Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concerned about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? Click the icon to view the data table. Determine the null and alternative hypotheses. O A. Ho: The amount of smoking is independent of seat belt use. H1: The amount of smoking is not independent of seat belt use. More Info O B. Ho: Heavy smokers are less likely than non-smokers to wear a seat belt. H1: Heavy smokers are not less likely than non-smokers to wear a seat belt. Number of Cigarettes Smoked per Day 15–34 35 and over O c. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. 1-14 H1: Heavy smokers are less likely than non-smokers to wear a seat belt. Wear Seat Belts 191 30 43 11 Don't Wear Seat Belts 147 18 33 O D. Ho: The amount of smoking is dependent upon seat belt use. H1: The amount of smoking is not dependent upon seat belt use. Print Done Determine the test statistic. x2 = (Round to three decimal places as needed.) %3D Determine the P-value of the test statistic. P-Value = (Round to three decimal places as needed.) Use a 0.05 significance level to test the claim that the amount of smoking is independent of seat belt use. A plausible theory is that people who smoke are less concerned about their health and safety and are therefore less inclined to wear seat belts. Is this theory supported by the sample data? O A. There is sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. O B. There is sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data. O C. There is not sufficient evidence to reject the claim that heavy smokers are less likely than non-smokers to wear a seat belt. The theory is supported by the sample data. O D. There is not sufficient evidence to reject the claim that the amount of smoking is independent of seat belt use. The theory is not supported by the sample data.
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