The claim and state H 0 and H 1 .

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Answer 1

Question

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

b.

To determine

To find: The critical value.

c.

To determine

To find: the test statistic x

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

e.

To determine

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

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A physician wants to see if there was a difference in the average smokers' daily cigarette consumption after wearing a nicotine patch. The physician set up a study to track daily smoking consumption. In the study, the patients were given a placebo patch that did not contain nicotine for 4 weeks, then a nicotine patch for the following 4 weeks. Test to see if there was a difference in the average smoker's daily cigarette consumption using α = 0.01. The hypotheses are: H0 : μD = 0 H1 : μD ≠ 0 t-Test: Paired Two Sample for Means Placebo Nicotine Mean 18.75 12.3125 Variance 66.599 34.6667 Observations 16 16 Pearson Correlation 0.6105 Hypothesized Mean Difference 0 df 15 t Stat 3.5481 P(T<=t) one-tail 0.0126 t Critical one-tail 2.6025 P(T<=t) two-tail 0.0252 t Critical two-tail 2.9467 What is the correct p-value? Question 1 options:…

You are interested in exploring gender differences in sentence length for convicted sex offenders. You take a sample of 18 male sex offenders and a sample of 13 female sex offenders and compute the average sentence length for each group in years. Based on the information below, is there a significant difference between males and females in the average sentence length for convicted sex offenders? Use alpha = .10. %3D Males: Females: n = 18 n = 13 M= 26.3 SS = 880 M = 21.7 SS = 610 Step 1: 2a. Identify the null hypothesis. Type a - f here a. Ho: Hm = Hf %3D b. Ho: Hm # Hf c. Ho: Hm 2 Hf d. Ho: Hm SHf e. Ho: m > Hf f. Ho: Hm Hf f. Hj: Hm < Hr Step 2: 2c. Type in your df here:

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Answer 2

Question

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

b.

To determine

To find: The critical value.

c.

To determine

To find: the test statistic x

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

e.

To determine

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

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Answer 3

Question

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

b.

To determine

To find: The critical value.

c.

To determine

To find: the test statistic x

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

e.

To determine

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

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Answer 4

Question

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

b.

To determine

To find: The critical value.

c.

To determine

To find: the test statistic x

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

e.

To determine

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

Expert Solution & Answer

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Answer 5

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

b.

To determine

To find: The critical value.

c.

To determine

To find: the test statistic x

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

e.

To determine

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

Answer 6

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

Answer 7

Chapter 13.2, Problem 15E

a.

To determine

To identify: The claim and state H0 and H1 .

Answer 8

b.

To determine

To find: The critical value.

Answer 9

b.

To determine

To find: The critical value.

Answer 10

c.

To determine

To find: the test statistic x

Answer 11

c.

To determine

To find: the test statistic x

Answer 12

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

Answer 13

d.

To determine

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

Answer 14

e.

To determine

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

Answer 15

e.

To determine

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

Answer 16

Expert Solution & Answer

Answer 17

Expert Solution & Answer

Answer 18

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Answer 19

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The claim and state H 0 and H 1 .

Solution Summary: The author states that the exercise program was effective. The alternative hypothesis indicates the claim.

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To identify: The claim and state H0 and H1 .

To find: The critical value.

To find: the test statistic x

To decide: Whether to reject or fail to reject the null hypothesis at level of significance α=0.05 .

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

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Chapter 13 Solutions