Test Bank For Essentials Of Statistics For
The Behavioral Sciences 10th Edition
Frederick J Gravetter, Larry B. Wallnau,
Lori Ann B. Forzano, James E. Witnauer
Latest Update 2025/2026 A+
Copyright Cengage Learning. Powered by Cognero. Page 1
,TABLE OF CONTENTS
1. Chapter 1. Introduction to statistics
2. 1-1. Statistics and behavioral sciences
3. Chapter 2. Frequency distributions
4. 2-1. Frequency distributions and frequency distribution tables
5. Chapter 3. Central tendency
6. 3-1. Overview
7. Chapter 4. Variability
8. 4-1. Introduction to variability
9. Chapter 5. Z-scores: location of scores and standardized distributions
10. Chapter 6. Probability
11. 6-1. Introduction to probability
12. Chapter 7. Probability and samples: the distribution of sample means
13. 7-1. Samples, populations, and the distribution of sample means
14. Chapter 8. Introduction to hypothesis testing
15. 8-1. The logic of hypothesis testing
16. Chapter 9. Introduction to the t statistic
17. 9-1. The t statistic: an alternative to z
18. Chapter 10. The t test for two independent samples
19. 10-1. Introduction to the independent-measures design
20. Chapter 11. The t test for two related samples
21. 11-1. Introduction to repeated-measures designs
22. Chapter 12. Introduction to analysis of variance
23. 12-1. Introduction: an overview of analysis of variance
24. Chapter 13. Two-factor analysis of variance
25. 13-1. An overview of the two-factor, independent-measures anova
26. Demonstration 13.1
27. Chapter 14. Correlation and regression
28. 14-1. Introduction
29. Chapter 15. The chi-square statistic: tests for goodness of fit and independence
30. 15-1. Introduction to chi-square: the test for goodness of fit
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,Chapter 01
1. A researcher uses an anonymous survey to investigate the television-viewing habits of 100 american
adolescents. The researcher plans to make an inference about the television-viewing habits of all
american adolescents based on the results of the survey. The entire group of american adolescents is an
example of a .
A. Sample
B. Statistic
C. Populatio
n
D. Paramete
r
ANSWER: C
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
2. A researcher uses an anonymous survey to investigate the social media habits of american college
students. Based on the set of 300 surveys that were completed and returned, the researcher finds that
students spend an average of 2 hours each day using social media. The set of 300 students who returned
surveys is an example of a .
A. Paramete
r
B. Statistic
C. Populatio
n
D. Sample
ANSWER: D
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
3. In order for a researcher to obtain a random sample, they need to specifically do which of the following
things?
A. Rule out confounding variables
B. Ensure that each person in the population has an equal chance of being selected for the
sample
C. Make certain that results are valid
D. Make sure that each participant has an equal chance of being assigned to each
experimental condition
ANSWER: B
Difficulty: Understand
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: understand
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, 4. In contrast to a datum, which of the following descriptions is most consistent with the concept of data?
A.The mean average of 15 participants’ individual scores on a problem-
solving task
B. The percentile that the score of 1 participant on a problem-solving
task falls into
C. The individual scores of 15 participants on a problem-
solving task
D. The individual score of 1 participant on a problem-
solving task
ANSWER: C
Difficulty: Analyze
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: analyze
5. A researcher is curious about the average monthly car insurance bill for high school students in the
state of florida. If this average could be obtained, it would be an example of a .
A. Paramete
r
B. Statistic
C. Populatio
n
D. Sample
ANSWER: A
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
6. Which statement below regarding populations is true?
A. Populations typically are small in size.
B. Populations cannot consist of non-human animal research
subjects.
C. The experimental research method should be used to examine
populations.
D. It usually is challenging to obtain data from every person in a
population.
ANSWER: D
Difficulty: Understand
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: understand
7. The relationship between a statistic and a sample is the same as the relationship between .
A. A sample and a population
B. A statistic and a parameter
C. A parameter and a population
D. Descriptive and inferential statistics
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The Behavioral Sciences 10th Edition
Frederick J Gravetter, Larry B. Wallnau,
Lori Ann B. Forzano, James E. Witnauer
Latest Update 2025/2026 A+
Copyright Cengage Learning. Powered by Cognero. Page 1
,TABLE OF CONTENTS
1. Chapter 1. Introduction to statistics
2. 1-1. Statistics and behavioral sciences
3. Chapter 2. Frequency distributions
4. 2-1. Frequency distributions and frequency distribution tables
5. Chapter 3. Central tendency
6. 3-1. Overview
7. Chapter 4. Variability
8. 4-1. Introduction to variability
9. Chapter 5. Z-scores: location of scores and standardized distributions
10. Chapter 6. Probability
11. 6-1. Introduction to probability
12. Chapter 7. Probability and samples: the distribution of sample means
13. 7-1. Samples, populations, and the distribution of sample means
14. Chapter 8. Introduction to hypothesis testing
15. 8-1. The logic of hypothesis testing
16. Chapter 9. Introduction to the t statistic
17. 9-1. The t statistic: an alternative to z
18. Chapter 10. The t test for two independent samples
19. 10-1. Introduction to the independent-measures design
20. Chapter 11. The t test for two related samples
21. 11-1. Introduction to repeated-measures designs
22. Chapter 12. Introduction to analysis of variance
23. 12-1. Introduction: an overview of analysis of variance
24. Chapter 13. Two-factor analysis of variance
25. 13-1. An overview of the two-factor, independent-measures anova
26. Demonstration 13.1
27. Chapter 14. Correlation and regression
28. 14-1. Introduction
29. Chapter 15. The chi-square statistic: tests for goodness of fit and independence
30. 15-1. Introduction to chi-square: the test for goodness of fit
Copyright Cengage Learning. Powered by Cognero. Page 2
,Chapter 01
1. A researcher uses an anonymous survey to investigate the television-viewing habits of 100 american
adolescents. The researcher plans to make an inference about the television-viewing habits of all
american adolescents based on the results of the survey. The entire group of american adolescents is an
example of a .
A. Sample
B. Statistic
C. Populatio
n
D. Paramete
r
ANSWER: C
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
2. A researcher uses an anonymous survey to investigate the social media habits of american college
students. Based on the set of 300 surveys that were completed and returned, the researcher finds that
students spend an average of 2 hours each day using social media. The set of 300 students who returned
surveys is an example of a .
A. Paramete
r
B. Statistic
C. Populatio
n
D. Sample
ANSWER: D
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
3. In order for a researcher to obtain a random sample, they need to specifically do which of the following
things?
A. Rule out confounding variables
B. Ensure that each person in the population has an equal chance of being selected for the
sample
C. Make certain that results are valid
D. Make sure that each participant has an equal chance of being assigned to each
experimental condition
ANSWER: B
Difficulty: Understand
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: understand
Copyright Cengage Learning. Powered by Cognero. Page 3
, 4. In contrast to a datum, which of the following descriptions is most consistent with the concept of data?
A.The mean average of 15 participants’ individual scores on a problem-
solving task
B. The percentile that the score of 1 participant on a problem-solving
task falls into
C. The individual scores of 15 participants on a problem-
solving task
D. The individual score of 1 participant on a problem-
solving task
ANSWER: C
Difficulty: Analyze
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: analyze
5. A researcher is curious about the average monthly car insurance bill for high school students in the
state of florida. If this average could be obtained, it would be an example of a .
A. Paramete
r
B. Statistic
C. Populatio
n
D. Sample
ANSWER: A
Difficulty: Apply
References: 1.1 statistics, science, and
observations
Keywords: Bloom’s: apply
6. Which statement below regarding populations is true?
A. Populations typically are small in size.
B. Populations cannot consist of non-human animal research
subjects.
C. The experimental research method should be used to examine
populations.
D. It usually is challenging to obtain data from every person in a
population.
ANSWER: D
Difficulty: Understand
References: 1.1 statistics, science, and observations
Keywords: Bloom’s: understand
7. The relationship between a statistic and a sample is the same as the relationship between .
A. A sample and a population
B. A statistic and a parameter
C. A parameter and a population
D. Descriptive and inferential statistics
Copyright Cengage Learning. Powered by Cognero. Page 4
