Elementary Statistics: A Step By Step Approach

10th Edition

ISBN: 9781259755330

Author: Allan G. Bluman

Publisher: McGraw-Hill Education

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calcul…

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Textbook Question

Chapter 12, Problem 17CQ

For Exercises 11 through 17, use the traditional method of hypothesis testing unless otherwise specified. Assume the assumptions have been met.

17. Diets and Exercise Programs A researcher conducted a study of two different diets and two different exercise programs. Three randomly selected subjects were assigned to each group for one month. The values indicate the amount of weight each lost.

Diet
Exercise program	A	B
I	5, 6, 4	8, 10, 15
II	3, 4, 8	12, 16, 11

Answer the following questions for the information in the printout shown.

a. What procedure is being used?

b. What are the names of the two variables?

c. How many levels does each variable contain?

d. What are the hypotheses for the study?

e. What are the F values for the hypotheses? State which are significant, using the P-values.

f. Based on the answers to part ε, which hypotheses can be rejected?

Chapter 12, Problem 17CQ, For Exercises 11 through 17, use the traditional method of hypothesis testing unless otherwise

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Chapter 12 Solutions

Elementary Statistics: A Step By Step Approach

Ch. 12.1 - Colors That Make You Smarter The following set of...Ch. 12.1 - What test is used to compare three or more means?Ch. 12.1 - State three reasons why multiple t tests cannot be...Ch. 12.1 - What are the assumptions for ANOVA?Ch. 12.1 - Define between-group variance and within-group...Ch. 12.1 - State the hypotheses used in the ANOVA test.Ch. 12.1 - When there is no significant difference among...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...

Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - Prob. 11E Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - Prob. 15E Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.1 - For Exercises 7 through 20, assume that all...Ch. 12.2 - Colors That Make You Smarter The following set of...Ch. 12.2 - What two tests can be used to compare two means...Ch. 12.2 - Explain the difference between the two tests used...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 3 through 8, the null hypothesis was...Ch. 12.2 - For Exercises 9 through 13, do a complete one-way...Ch. 12.2 - Prob. 10E Ch. 12.2 - For Exercises 9 through 13, do a complete one-way...Ch. 12.2 - For Exercises 9 through 13, do a complete one-way...Ch. 12.2 - Prob. 13E Ch. 12.2 - Prob. 14E Ch. 12.3 - Automobile Sales Techniques The following outputs...Ch. 12.3 - Prob. 1E Ch. 12.3 - Explain what is meant by main effects and...Ch. 12.3 - Prob. 3E Ch. 12.3 - How are the F test values computed?Ch. 12.3 - Prob. 5E Ch. 12.3 - In a two-way ANOVA, variable A has six levels and...Ch. 12.3 - Prob. 7E Ch. 12.3 - When can the main effects for the two-way ANOVA be...Ch. 12.3 - Prob. 9E Ch. 12.3 - For Exercises 9 through 15, perform these steps....Ch. 12.3 - For Exercises 9 through 15, perform these steps....Ch. 12.3 - For Exercises 9 through 15, perform these steps....Ch. 12.3 - Prob. 13E Ch. 12.3 - For Exercises 9 through 15, perform these steps....Ch. 12.3 - Prob. 15E Ch. 12 - If the null hypothesis is rejected in Exercises 1...Ch. 12 - Prob. 12.1.2RE Ch. 12 - Prob. 12.1.3RE Ch. 12 - Prob. 12.1.4RE Ch. 12 - Prob. 12.1.5RE Ch. 12 - If the null hypothesis is rejected in Exercises 1...Ch. 12 - Prob. 12.1.7RE Ch. 12 - Prob. 12.1.8RE Ch. 12 - Review Preparation for Statistics A statistics...Ch. 12 - Effects of Different Types of Diets A medical...Ch. 12 - Prob. 1DA Ch. 12 - Prob. 2DA Ch. 12 - Prob. 3DA Ch. 12 - Prob. 1CQ Ch. 12 - Prob. 2CQ Ch. 12 - Prob. 3CQ Ch. 12 - Determine whether each statement is true or false....Ch. 12 - Prob. 5CQ Ch. 12 - Prob. 6CQ Ch. 12 - Prob. 7CQ Ch. 12 - Prob. 8CQ Ch. 12 - Complete the following statements with the best...Ch. 12 - Prob. 10CQ Ch. 12 - For Exercises 11 through 17, use the traditional...Ch. 12 - Prob. 12CQ Ch. 12 - Prob. 13CQ Ch. 12 - Prob. 14CQ Ch. 12 - Prob. 15CQ Ch. 12 - Prob. 16CQ Ch. 12 - For Exercises 11 through 17, use the traditional...Ch. 12 - Shown here are the abstract and two tables from a...Ch. 12 - Shown here are the abstract and two tables from a...Ch. 12 - Prob. 3CTC Ch. 12 - Prob. 4CTC Ch. 12 - Prob. 5CTC Ch. 12 - Prob. 6CTC Ch. 12 - Prob. 7CTC Ch. 12 - Adult Children of Alcoholics Shown here are the...Ch. 12 - Prob. 9CTC Ch. 12 - Prob. 10CTC Ch. 12 - Prob. 11CTC

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Solution Summary: The author explains that the two-way ANOVA procedure is used to test the effects of two independent variables and interaction effect.

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Chapter 12 Solutions