Question 1

The strength of the relationship for the Wilcoxon signed-rank test can be measured using the ____.

Accepted Answer

A) matched-pairs rank biserial correlation 
B) epsilon-squared 
C) Glass rank biserial correlation coefficient 
D) none of these 
A) matched-pairs rank biserial correlation 
B) epsilon-squared 
C) Glass rank biserial correlation coefficient 
D) none of these

Question 2

When one or both sample sizes are smaller than 10 and the independent variable has two and only two values and is between-subjects in nature,then the data can be analyzed using the Mann-Whitney U test.

Accepted Answer

A) True 
 B)False

Question 3

Rank-order tests assume that qualitative variables are continuous in nature.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following conditions distinguishes a Friedman test from a Mann-Whitney U test?

Accepted Answer

A) the number of levels of the independent variable 
B) the measurement scale of the dependent variable 
C) the measurement scale of the independent variable 
D) all of these 
A) the number of levels of the independent variable 
B) the measurement scale of the dependent variable 
C) the measurement scale of the independent variable 
D) all of these

Question 5

The ____ should be used when (1)the scores for the dependent variable are in the form of ranks, (2)the independent variable is between-subjects,and (3)the independent variable has three or more levels.

Accepted Answer

A) Mann-Whitney U test 
B) Spearman correlation 
C) Friedman analysis 
D) Kruskal-Wallis test 
A) Mann-Whitney U test 
B) Spearman correlation 
C) Friedman analysis 
D) Kruskal-Wallis test

Question 6

Distinguish between parametric and nonparametric statistics.

Accepted Answer

Parametric statistical tests require ass

Question 7

The Wilcoxon signed-rank test is a nonparametric alternative to which parametric test?

Accepted Answer

A) independent groups t test 
B) correlated groups t test 
C) one-way between-subjects analysis of variance 
D) one-way repeated measures analysis of variance 
E) Pearson correlation 
A) independent groups t test 
B) correlated groups t test 
C) one-way between-subjects analysis of variance 
D) one-way repeated measures analysis of variance 
E) Pearson correlation

Question 8

The Spearman rank-order correlation is typically used to analyze the relationship between two variables when:

Accepted Answer

A) scores on both variables are in the form of ranks 
B) the two variables have been measured on the same individuals 
C) the observations on each variable are within-subjects in nature 
D) a and b 
A) scores on both variables are in the form of ranks 
B) the two variables have been measured on the same individuals 
C) the observations on each variable are within-subjects in nature 
D) a and b

Question 9

You are given the following data:
Subject 1 2 3 4 5
Score 10 12 8 10 2
Rank -- -- -- -- --
The ranks for the scores of subjects 1-5 are ____.

Accepted Answer

A) 3.5,5,2,3.5,1 
B) 1,2,3.5,3.5,5 
C) 3,5,2,4,1 
D) none of these 
A) 3.5,5,2,3.5,1 
B) 1,2,3.5,3.5,5 
C) 3,5,2,4,1 
D) none of these

Question 10

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data:  
The expected rank sum for group 2 is _______________ group 1.

Accepted Answer

A) lower than 
B) the same as 
C) higher than 
D) cannot be determined 
A) lower than 
B) the same as 
C) higher than 
D) cannot be determined

Question 11

Analogous to analysis of variance,rejection of the null hypothesis when a nonparametric test is applied to more than two groups tells us only that at least two of the groups differ,but does not indicate the nature of the relationship.

Accepted Answer

A) True 
 B)False

Question 12

When the null hypothesis is rejected using a nonparametric statistic applied to more than two groups,how is the nature of the relationship between the independent and dependent variables assessed?

Accepted Answer

Analogous to analysis of variance,reject

Question 13

When the sample sizes of both groups are 10 or greater,the shape of the sampling distribution of Rj approximates a normal distribution,which allows us to convert the R statistic to a z score.

Accepted Answer

A) True 
 B)False

Question 14

The Friedman analysis of variance by ranks is the nonparametric counterpart of the:

Accepted Answer

A) one-way repeated measures analysis of variance 
B) one-way between-subjects analysis of variance 
C) independent groups t test 
D) correlated groups t test 
A) one-way repeated measures analysis of variance 
B) one-way between-subjects analysis of variance 
C) independent groups t test 
D) correlated groups t test

Question 15

The Kruskal-Wallis test is a nonparametric alternative to which parametric test?

Accepted Answer

A) independent groups t test 
B) correlated groups t test 
C) one-way between-subjects analysis of variance 
D) one-way repeated measures analysis of variance 
E) Pearson correlation 
A) independent groups t test 
B) correlated groups t test 
C) one-way between-subjects analysis of variance 
D) one-way repeated measures analysis of variance 
E) Pearson correlation

Question 16

Many parametric tests are resistant to outliers.

Accepted Answer

A) True 
 B)False

Question 17

The ____________________ involves converting scores to ranks,then analyzing the rank scores using standard parametric tests.

Accepted Answer

rank trans

Question 18

The strength of the relationship for the Kruskal-Wallace test can be measured with eta-squared.

Accepted Answer

A) True 
 B)False

Question 19

The Wilcoxon rank sum test and the Mann-Whitney U test are the parametriccounterparts of the independent groups t test.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is not a requirement for the Wilcoxon ranked-sum test?

Accepted Answer

A) The independent variable is within-groups or matched. 
B) The independent variable has two levels. 
C) The dependent variable is measured at the ordinal level. 
D) The R statistic is normally distributeD. 
A) The independent variable is within-groups or matched. 
B) The independent variable has two levels. 
C) The dependent variable is measured at the ordinal level. 
D) The R statistic is normally distributeD.

The strength of the relationship for the Wilcoxon signed-rank test can be measured using the ____.

When one or both sample sizes are smaller than 10 and the independent variable has two and only two values and is between-subjects in nature,then the data can be analyzed using the Mann-Whitney U test.

Rank-order tests assume that qualitative variables are continuous in nature.

Which of the following conditions distinguishes a Friedman test from a Mann-Whitney U test?

The ____ should be used when (1)the scores for the dependent variable are in the form of ranks, (2)the independent variable is between-subjects,and (3)the independent variable has three or more levels.

Distinguish between parametric and nonparametric statistics.

The Wilcoxon signed-rank test is a nonparametric alternative to which parametric test?

The Spearman rank-order correlation is typically used to analyze the relationship between two variables when:

You are given the following data: Subject 1 2 3 4 5 Score 10 12 8 10 2 Rank -- -- -- -- -- The ranks for the scores of subjects 1-5 are ____.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: The expected rank sum for group 2 is _______________ group 1.

Analogous to analysis of variance,rejection of the null hypothesis when a nonparametric test is applied to more than two groups tells us only that at least two of the groups differ,but does not indicate the nature of the relationship.

When the null hypothesis is rejected using a nonparametric statistic applied to more than two groups,how is the nature of the relationship between the independent and dependent variables assessed?

When the sample sizes of both groups are 10 or greater,the shape of the sampling distribution of R_j approximates a normal distribution,which allows us to convert the R statistic to a z score.

The Friedman analysis of variance by ranks is the nonparametric counterpart of the:

The Kruskal-Wallis test is a nonparametric alternative to which parametric test?

Many parametric tests are resistant to outliers.

The ____________________ involves converting scores to ranks,then analyzing the rank scores using standard parametric tests.

The strength of the relationship for the Kruskal-Wallace test can be measured with eta-squared.

The Wilcoxon rank sum test and the Mann-Whitney U test are the parametriccounterparts of the independent groups t test.

Which of the following is not a requirement for the Wilcoxon ranked-sum test?

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Percentiles percentile Ranks standard Scores and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Measures of Central Tendency and Variability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Probability

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 16: Nonparametric Statistics

The strength of the relationship for the Wilcoxon signed-rank test can be measured using the ____.

When one or both sample sizes are smaller than 10 and the independent variable has two and only two values and is between-subjects in nature,then the data can be analyzed using the Mann-Whitney U test.

Rank-order tests assume that qualitative variables are continuous in nature.

Which of the following conditions distinguishes a Friedman test from a Mann-Whitney U test?

The ____ should be used when (1)the scores for the dependent variable are in the form of ranks, (2)the independent variable is between-subjects,and (3)the independent variable has three or more levels.

Distinguish between parametric and nonparametric statistics.

The Wilcoxon signed-rank test is a nonparametric alternative to which parametric test?

The Spearman rank-order correlation is typically used to analyze the relationship between two variables when:

You are given the following data: Subject 1 2 3 4 5 Score 10 12 8 10 2 Rank -- -- -- -- -- The ranks for the scores of subjects 1-5 are ____.

A researcher examined the relationship between gender and attitudes toward drinking alcohol.The researcher obtained the following data: The expected rank sum for group 2 is _______________ group 1.

Analogous to analysis of variance,rejection of the null hypothesis when a nonparametric test is applied to more than two groups tells us only that at least two of the groups differ,but does not indicate the nature of the relationship.

When the null hypothesis is rejected using a nonparametric statistic applied to more than two groups,how is the nature of the relationship between the independent and dependent variables assessed?

When the sample sizes of both groups are 10 or greater,the shape of the sampling distribution of Rj approximates a normal distribution,which allows us to convert the R statistic to a z score.

The Friedman analysis of variance by ranks is the nonparametric counterpart of the:

The Kruskal-Wallis test is a nonparametric alternative to which parametric test?

Many parametric tests are resistant to outliers.

The ____________________ involves converting scores to ranks,then analyzing the rank scores using standard parametric tests.

The strength of the relationship for the Kruskal-Wallace test can be measured with eta-squared.

The Wilcoxon rank sum test and the Mann-Whitney U test are the parametriccounterparts of the independent groups t test.

Which of the following is not a requirement for the Wilcoxon ranked-sum test?

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Percentiles percentile Ranks standard Scores and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Measures of Central Tendency and Variability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Probability

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

When the sample sizes of both groups are 10 or greater,the shape of the sampling distribution of R_j approximates a normal distribution,which allows us to convert the R statistic to a z score.