Question 1

Two types of nonparametric tests are _____ and _____ tests.

Accepted Answer

A) frequency;rank 
B) frequency;sign 
C) rank;variance 
D) rank;sign 
A) frequency;rank 
B) frequency;sign 
C) rank;variance 
D) rank;sign

Question 2

The null hypothesis of the Wilcoxon signed-rank test can be stated in words as follows:

Accepted Answer

A) The rank sum for each group will be equal,and any differences are due to sampling error. 
B) The expected value for each rank sum will be equal to the average of the rank sums for the positive and negative differences. 
C) The expected value for difference scores will be less than the average of the rank sums for the positive and negative differences 
D) The rank sum for each group will be less than the total rank sum. 
A) The rank sum for each group will be equal,and any differences are due to sampling error. 
B) The expected value for each rank sum will be equal to the average of the rank sums for the positive and negative differences. 
C) The expected value for difference scores will be less than the average of the rank sums for the positive and negative differences 
D) The rank sum for each group will be less than the total rank sum.

Question 3

Unlike the use of most statistical tables,the observed value of _____ is statistically significant if it is equal to or less than the critical value.

Accepted Answer

A) T from the Wilcoxon signed-rank test 
B) U from the Mann-Whitney U test 
C) r from the Spearman rank-order correlation 
D) both a and b 
A) T from the Wilcoxon signed-rank test 
B) U from the Mann-Whitney U test 
C) r from the Spearman rank-order correlation 
D) both a and b

Question 4

The computational procedures for the nonparametric procedures discussed in the text will be the same regardless of whether scores are ranked from low to high or from high to low.

Accepted Answer

A) True 
 B)False

Question 5

Rather than comparing groups in terms of their means,nonparametric tests compare groups in terms of differences between ____________________ of scores.

Accepted Answer

The answer of Rather than comparing groups in terms of...

Question 6

The Wilcoxon rank sum test is not applicable when the sample sizes of both groups are 10 or greater.

Accepted Answer

A) True 
 B)False

Question 7

The Wilcoxon rank sum test and the Mann-Whitney U test are the nonparametric counterparts of the:

Accepted Answer

A) one-sample z test 
B) correlated groups t test 
C) independent groups t test 
D) none of these 
A) one-sample z test 
B) correlated groups t test 
C) independent groups t test 
D) none of these

Question 8

Most parametric tests focus on differences between ____ and their corresponding nonparametric tests focus on differences between ____.

Accepted Answer

A) population means;distributions of scores 
B) distributions of scores;population means 
C) population means;population means 
D) distributions of scores;distributions of scores 
A) population means;distributions of scores 
B) distributions of scores;population means 
C) population means;population means 
D) distributions of scores;distributions of scores

Question 9

One factor that is important in deciding whether to use a parametric or non-parametric test is the decision about what aspect of the distribution of the independent variable one wishes to focus on.

Accepted Answer

A) True 
 B)False

Question 10

When ranking scores,what should be done in the case of a tie? (i.e.,two scores that are the same.

Accepted Answer

A) The scores are placed in random order at the ranks involved. 
B) The scores are both assigned the average of the ranks involved. 
C) The scores are thrown out. 
D) A modification should be made to the computations. 
A) The scores are placed in random order at the ranks involved. 
B) The scores are both assigned the average of the ranks involved. 
C) The scores are thrown out. 
D) A modification should be made to the computations.

Question 11

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data:  
What is the U value for group one?

Accepted Answer

A) 7.5 
B) 10.5 
C) -7.5 
D) -10.5 
A) 7.5 
B) 10.5 
C) -7.5 
D) -10.5

Question 12

Statistical tests that require assumptions about the distribution of scores in the populations from which the samples are selected are called _____ statistical tests.

Accepted Answer

A) robust 
B) distributional 
C) parametric 
D) nonparametric 
A) robust 
B) distributional 
C) parametric 
D) nonparametric

Question 13

Spearman rank-order correlation,more simply known as Spearman correlation,is a nonparametric counterpart of Pearson correlation.

Accepted Answer

A) True 
 B)False

Question 14

The Spearman rank-order correlation is a nonparametric counterpart of the:

Accepted Answer

A) one-way repeated measures analysis of variance 
B) Pearson correlation 
C) independent groups t test 
D) coefficient of determination 
A) one-way repeated measures analysis of variance 
B) Pearson correlation 
C) independent groups t test 
D) coefficient of determination

Question 15

When one or both sample sizes are smaller than 10,the sampling distribution of the R statistic does not approximate a normal distribution,so application of the _____ is not appropriate.

Accepted Answer

A) Wilcoxon rank sum test 
B) Mann-Whitney U test 
C) multiple R test 
D) none of these 
A) Wilcoxon rank sum test 
B) Mann-Whitney U test 
C) multiple R test 
D) none of these

Question 16

The _____ involves using the Wilcoxon rank sum test or the Mann-Whitney U test to compare the mean ranks for all possible pairs of conditions.

Accepted Answer

A) epsilon procedure 
B) pairwise procedure 
C) Tukey HSD 
D) Dunn procedure 
A) epsilon procedure 
B) pairwise procedure 
C) Tukey HSD 
D) Dunn procedure

Question 17

The alternative hypothesis for the Kruskal-Wallis test can be interpreted as follows:

Accepted Answer

A) The mean ranks for the conditions should be the same,and any differences are merely due to sampling error. 
B) The mean ranks for the conditions will not all be the same. 
C) The expected value for the difference scores will be less than the average for the full sample. 
D) The value of the H statistic will be lower than a specified critical value. 
A) The mean ranks for the conditions should be the same,and any differences are merely due to sampling error. 
B) The mean ranks for the conditions will not all be the same. 
C) The expected value for the difference scores will be less than the average for the full sample. 
D) The value of the H statistic will be lower than a specified critical value.

Question 18

The strength of the relationship following a statistically significant _____ can be analyzed using epsilon squared.

Accepted Answer

A) Wilcoxon signed-rank test 
B) Kruskal-Wallis test 
C) Spearman rank-order correlation 
D) Mann-Whitney U test 
E) Wilcoxon rank sum test 
A) Wilcoxon signed-rank test 
B) Kruskal-Wallis test 
C) Spearman rank-order correlation 
D) Mann-Whitney U test 
E) Wilcoxon rank sum test

Question 19

The nonparametric tests presented in the chapter are based on rank scores,which is the equivalent to the ____________________ level of measurement.

Accepted Answer

The answer of The nonparametric tests presented in the chapter...

Question 20

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data:  
What is the rank sum for group 1?

Accepted Answer

A) 20 
B) 35 
C) 30 
D) 27.5 
A) 20 
B) 35 
C) 30 
D) 27.5

Two types of nonparametric tests are _ and _ tests.

The null hypothesis of the Wilcoxon signed-rank test can be stated in words as follows:

Unlike the use of most statistical tables,the observed value of _____ is statistically significant if it is equal to or less than the critical value.

The computational procedures for the nonparametric procedures discussed in the text will be the same regardless of whether scores are ranked from low to high or from high to low.

Rather than comparing groups in terms of their means,nonparametric tests compare groups in terms of differences between ____________________ of scores.

The Wilcoxon rank sum test is not applicable when the sample sizes of both groups are 10 or greater.

The Wilcoxon rank sum test and the Mann-Whitney U test are the nonparametric counterparts of the:

Most parametric tests focus on differences between and their corresponding nonparametric tests focus on differences between .

One factor that is important in deciding whether to use a parametric or non-parametric test is the decision about what aspect of the distribution of the independent variable one wishes to focus on.

When ranking scores,what should be done in the case of a tie? (i.e.,two scores that are the same.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: What is the U value for group one?

Statistical tests that require assumptions about the distribution of scores in the populations from which the samples are selected are called _____ statistical tests.

Spearman rank-order correlation,more simply known as Spearman correlation,is a nonparametric counterpart of Pearson correlation.

The Spearman rank-order correlation is a nonparametric counterpart of the:

When one or both sample sizes are smaller than 10,the sampling distribution of the R statistic does not approximate a normal distribution,so application of the _____ is not appropriate.

The _____ involves using the Wilcoxon rank sum test or the Mann-Whitney U test to compare the mean ranks for all possible pairs of conditions.

The alternative hypothesis for the Kruskal-Wallis test can be interpreted as follows:

The strength of the relationship following a statistically significant _____ can be analyzed using epsilon squared.

The nonparametric tests presented in the chapter are based on rank scores,which is the equivalent to the ____________________ level of measurement.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: What is the rank sum for group 1?

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Measures of Central Tendency and Variability

Percentiles,percentile Ranks,standard Scores,and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Probability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T-Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Chi-Square Test

Two-Way Between-Subjects Analysis of Variance

Overview and Extension: Statistical Tests for More Complex Designs

Filters

Exam 15: Nonparametric Statistics

Two types of nonparametric tests are _____ and _____ tests.

The null hypothesis of the Wilcoxon signed-rank test can be stated in words as follows:

Unlike the use of most statistical tables,the observed value of _____ is statistically significant if it is equal to or less than the critical value.

The computational procedures for the nonparametric procedures discussed in the text will be the same regardless of whether scores are ranked from low to high or from high to low.

Rather than comparing groups in terms of their means,nonparametric tests compare groups in terms of differences between ____________________ of scores.

The Wilcoxon rank sum test is not applicable when the sample sizes of both groups are 10 or greater.

The Wilcoxon rank sum test and the Mann-Whitney U test are the nonparametric counterparts of the:

Most parametric tests focus on differences between ____ and their corresponding nonparametric tests focus on differences between ____.

One factor that is important in deciding whether to use a parametric or non-parametric test is the decision about what aspect of the distribution of the independent variable one wishes to focus on.

When ranking scores,what should be done in the case of a tie? (i.e.,two scores that are the same.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: What is the U value for group one?

Statistical tests that require assumptions about the distribution of scores in the populations from which the samples are selected are called _____ statistical tests.

Spearman rank-order correlation,more simply known as Spearman correlation,is a nonparametric counterpart of Pearson correlation.

The Spearman rank-order correlation is a nonparametric counterpart of the:

When one or both sample sizes are smaller than 10,the sampling distribution of the R statistic does not approximate a normal distribution,so application of the _____ is not appropriate.

The _____ involves using the Wilcoxon rank sum test or the Mann-Whitney U test to compare the mean ranks for all possible pairs of conditions.

The alternative hypothesis for the Kruskal-Wallis test can be interpreted as follows:

The strength of the relationship following a statistically significant _____ can be analyzed using epsilon squared.

The nonparametric tests presented in the chapter are based on rank scores,which is the equivalent to the ____________________ level of measurement.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: What is the rank sum for group 1?

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Measures of Central Tendency and Variability

Percentiles,percentile Ranks,standard Scores,and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Probability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T-Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Chi-Square Test

Two-Way Between-Subjects Analysis of Variance

Overview and Extension: Statistical Tests for More Complex Designs

Filters

Two types of nonparametric tests are _ and _ tests.

Most parametric tests focus on differences between and their corresponding nonparametric tests focus on differences between .