The null hypothesis and the alternative hypothesis.

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Answer 1

Question

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

b.

To determine

To Find: The p-value of the hypothesis test.

c.

To determine

To Check: If the null hypothesis is rejected.

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

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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? E 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. H4: The amount of smoking is not independent of seat belt use. O B. Ho: The amount of smoking is dependent upon seat belt use. H1: The amount of smoking is not dependent upon seat belt use. O C. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. H1: Heavy smokers are less likely than non-smokers to wear a seat belt. O D. Ho: Heavy smokers are less likely than non-smokers to wear a seat belt. H4: Heavy…

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? E Click the icon to view the data table. Determine the null and alternative hypotheses. O A. Hn: 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. O B. Ho: The amount of smoking is independent of seat belt use. H,: The amount of smoking is not independent of seat belt use. OC. Ho: The amount of smoking is dependent upon seat belt use. H,: The amount of smoking is not dependent upon seat belt use. O D. Ho: Heavy smokers are not less likely than non-smokers to wear a seat belt. H:…

More Info Number of Cigarettes Smoked per Day O 15-34 35 and over 39 1-14 Wear Seat Belts 198 10 5 Don't Wear Seat Belts 141 23 44 5 Print Done

Answer 2

Question

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

b.

To determine

To Find: The p-value of the hypothesis test.

c.

To determine

To Check: If the null hypothesis is rejected.

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

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Answer 3

Question

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

b.

To determine

To Find: The p-value of the hypothesis test.

c.

To determine

To Check: If the null hypothesis is rejected.

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

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Answer 4

Question

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

b.

To determine

To Find: The p-value of the hypothesis test.

c.

To determine

To Check: If the null hypothesis is rejected.

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

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Answer 5

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

b.

To determine

To Find: The p-value of the hypothesis test.

c.

To determine

To Check: If the null hypothesis is rejected.

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

Answer 6

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

Answer 7

Chapter 11, Problem 20E

a.

To determine

To Find: The null hypothesis and the alternative hypothesis.

Answer 8

b.

To determine

To Find: The p-value of the hypothesis test.

Answer 9

b.

To determine

To Find: The p-value of the hypothesis test.

Answer 10

c.

To determine

To Check: If the null hypothesis is rejected.

Answer 11

c.

To determine

To Check: If the null hypothesis is rejected.

Answer 12

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

Answer 13

d.

To determine

To draw: The conclusion obtained from the hypothesis testing.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 11 - Tom Sevits is the owner of the Appliance Patch....Ch. 11 - Prob. 1E Ch. 11 - Prob. 2E Ch. 11 - Prob. 3E Ch. 11 - As part of a study of corporate employees, the...Ch. 11 - Prob. 5E Ch. 11 - Mary Jo Fitzpatrick is the vice president for...Ch. 11 - Prob. 2SR Ch. 11 - Prob. 7E Ch. 11 - For Exercises 7 and 8: (a) state the decision...

The null hypothesis and the alternative hypothesis.

Solution Summary: The author explains the null hypothesis and the alternative hypothesis. The p-value of the hypothesis test is 0.0334.

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To Find: The null hypothesis and the alternative hypothesis.

To Find: The p-value of the hypothesis test.

To Check: If the null hypothesis is rejected.

To draw: The conclusion obtained from the hypothesis testing.

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Chapter 11 Solutions