The claim and state H 0 and H a .

Question

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Answer 1

Question

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

c.

To determine

To find: The critical values.

d.

To determine

To find: The test statistic.

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

f.

To determine

To interpret: The decision in the context of the original claim.

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Answer 2

Question

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

c.

To determine

To find: The critical values.

d.

To determine

To find: The test statistic.

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

f.

To determine

To interpret: The decision in the context of the original claim.

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Answer 3

Question

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

c.

To determine

To find: The critical values.

d.

To determine

To find: The test statistic.

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

f.

To determine

To interpret: The decision in the context of the original claim.

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Answer 4

Question

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

c.

To determine

To find: The critical values.

d.

To determine

To find: The test statistic.

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

f.

To determine

To interpret: The decision in the context of the original claim.

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Answer 5

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

c.

To determine

To find: The critical values.

d.

To determine

To find: The test statistic.

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

f.

To determine

To interpret: The decision in the context of the original claim.

Answer 6

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

Answer 7

Chapter 11.2, Problem 4E

a.

To determine

To identify: The claim and state H0 and Ha .

Answer 8

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

Answer 9

b.

To determine

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

Answer 10

c.

To determine

To find: The critical values.

Answer 11

c.

To determine

To find: The critical values.

Answer 12

d.

To determine

To find: The test statistic.

Answer 13

d.

To determine

To find: The test statistic.

Answer 14

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

Answer 15

e.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

Answer 16

f.

To determine

To interpret: The decision in the context of the original claim.

Answer 17

f.

To determine

To interpret: The decision in the context of the original claim.

Answer 18

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Answer 19

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Answer 20

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Answer 21

Ch. 11.1 - A real estate agency claims that the median number...Ch. 11.1 - An organization claims that the median age of...Ch. 11.1 - A medical researcher claims that a new vaccine...Ch. 11.1 - Prob. 1E Ch. 11.1 - When the sign test is used, what population...Ch. 11.1 - Describe the test statistic for the sign test when...Ch. 11.1 - In your own words, explain why the hypothesis test...Ch. 11.1 - Explain how to use the sign test to test a...Ch. 11.1 - List the two conditions that must be met in order...Ch. 11.1 - Performing a Sign Test In Exercises 722, (a)...

The claim and state H 0 and H a .

Solution Summary: The author states that there is no difference in the salaries earned by workers in wholesale trade and manufacturing industries. The Wilcoxon rank-sum test can be used.

Concept explainers

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To identify: The claim and state H0 and Ha .

To decide: Whether to use a Wilcoxon signed-rank test or Wilcoxon rank sum test.

To find: The critical values.

To find: The test statistic.

To decide: Whether to reject or fail to reject the null hypothesis at a level of significance of α=0.10 .

To interpret: The decision in the context of the original claim.

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Chapter 11 Solutions