Question 1

Distribution-free tests are

Accepted Answer

A)  more sensitive to the effects of outliers than parametric tests. 
B)  more sensitive to the effects of scores near the mean than parametric tests. 
C)  largely unaffected by the presence of outliers. 
D)  both a and c 
A)  more sensitive to the effects of outliers than parametric tests. 
B)  more sensitive to the effects of scores near the mean than parametric tests. 
C)  largely unaffected by the presence of outliers. 
D)  both a and c

Question 2

The Friedman test

Accepted Answer

A)  ranks the scores within each subject. 
B)  is appropriate when we have several repeated measures on each subject. 
C)  is largely insensitive to outliers. 
D)  all of the above 
A)  ranks the scores within each subject. 
B)  is appropriate when we have several repeated measures on each subject. 
C)  is largely insensitive to outliers. 
D)  all of the above

Question 3

Would you reject or retain the null hypothesis in a Wilcoxon's matched-pairs signed rank test given the following information and assuming a one-tailed test and α = .05: 
a. n = 5, T = 0 
b. n = 12, T = 19 
c. n = 28, T = 129

Accepted Answer

a. reject

Question 4

When we speak about rank-randomization tests we are talking about procedures that

Accepted Answer

A)  deal with ranks. 
B)  ask how ranks would be distributed if the data were random. 
C)  form the basis of many distribution-free tests. 
D)  all of the above 
A)  deal with ranks. 
B)  ask how ranks would be distributed if the data were random. 
C)  form the basis of many distribution-free tests. 
D)  all of the above

Question 5

The ranks of these numbers: 1, 5, 2, 4, 5 are 1, 4.5, 2, 3, 4.5.

Accepted Answer

A) True 
 B)False

Distribution-free tests are

The Friedman test

Would you reject or retain the null hypothesis in a Wilcoxon's matched-pairs signed rank test given the following information and assuming a one-tailed test and α = .05: a. n = 5, T = 0 b. n = 12, T = 19 c. n = 28, T = 129

When we speak about rank-randomization tests we are talking about procedures that

The ranks of these numbers: 1, 5, 2, 4, 5 are 1, 4.5, 2, 3, 4.5.

Introduction

Basic Concepts

Displaying Data

Measures of Central Tendency

Measures of Variability

The Normal Distribution

Basic Concepts of Probability

Sampling Distributions and Hypothesis Testing

Correlation

Regression

Multiple Regression

Hypothesis Tests Applied to Means: One Sample

Hypothesis Tests Applied to Means: Two Related Samples

Hypothesis Tests Applied to Means: Two Independent Samples

Power

One-Way Analysis of Variance

Factorial Analysis of Variance

Repeated-Measures Analysis of Variance

Chi-Square

Meta-Analysis

Filters

Exam 20: Nonparametric and Resampling Statistical Tests

Distribution-free tests are

The Friedman test

Would you reject or retain the null hypothesis in a Wilcoxon's matched-pairs signed rank test given the following information and assuming a one-tailed test and α = .05: a. n = 5, T = 0 b. n = 12, T = 19 c. n = 28, T = 129

When we speak about rank-randomization tests we are talking about procedures that

The ranks of these numbers: 1, 5, 2, 4, 5 are 1, 4.5, 2, 3, 4.5.

Introduction

Basic Concepts

Displaying Data

Measures of Central Tendency

Measures of Variability

The Normal Distribution

Basic Concepts of Probability

Sampling Distributions and Hypothesis Testing

Correlation

Regression

Multiple Regression

Hypothesis Tests Applied to Means: One Sample

Hypothesis Tests Applied to Means: Two Related Samples

Hypothesis Tests Applied to Means: Two Independent Samples

Power

One-Way Analysis of Variance

Factorial Analysis of Variance

Repeated-Measures Analysis of Variance

Chi-Square

Meta-Analysis

Filters