Question 1

The between-persons variation is measured in the one-way within-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 2

To summarize the one-way within-subjects ANOVA,we report the test statistic,the degrees of freedom,and the critical values.

Accepted Answer

A) True 
 B)False

Question 3

A researcher conducts two studies on the effectiveness of a peer mentoring program.Self-evaluation ratings among participants before,during,and after the program were measured in both studies.In Study 1,12 participants were observed,and in Study 2,16 participants were observed.If   = 3.42 in both studies,then in which study will the decision be to reject the null hypothesis at a .05 level of significance?

Accepted Answer

A) Study 1 
B) Study 2 
C) both 
D) none 
A) Study 1 
B) Study 2 
C) both 
D) none

Question 4

The Bonferroni procedure is well adapted for which of the following research designs in which the same participants are observed in each group?

Accepted Answer

A) a between-subjects design 
B) a within-subjects design 
C) an independent samples design 
D) none of the above 
A) a between-subjects design 
B) a within-subjects design 
C) an independent samples design 
D) none of the above

Question 5

As mean square error decreases,power decreases.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is an assumption for computing a one-way within-subjects ANOVA?

Accepted Answer

A) The population being sampled from is positively skewed. 
B) Different participants were observed in each group. 
C) Independent observations were made within groups,but not between groups. 
D) all of the above 
A) The population being sampled from is positively skewed. 
B) Different participants were observed in each group. 
C) Independent observations were made within groups,but not between groups. 
D) all of the above

Question 7

To report the results of a post hoc test,identify which post hoc test was computed and the p value for significant results.

Accepted Answer

A) True 
 B)False

Question 8

A researcher computes the following one-way within-subjects ANOVA table for a study in which k = 3 and n = 12.State the decision at a .05 level of significance.

Accepted Answer

A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question. 
A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question.

Question 9

How many sources of error are present in a one-way within-subjects ANOVA?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
A) 0 
B) 1 
C) 2 
D) 3

Question 10

Which of the following is a source of variation that is measured using the one-way within-subjects ANOVA?

Accepted Answer

A) between-groups variation 
B) within-groups variation 
C) between-persons variation 
D) all of the above 
A) between-groups variation 
B) within-groups variation 
C) between-persons variation 
D) all of the above

Question 11

A researcher computes the following one-way within-subjects ANOVA table.State the decision at a .05 level of significance.

Accepted Answer

A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question. 
A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question.

Question 12

To compute a one-way within-subjects ANOVA,we must assume both homogeneity of variance and homogeneity of covariance.

Accepted Answer

A) True 
 B)False

Question 13

To compute a one-way within-subjects ANOVA,we must assume that participants are independently sampled between-groups.

Accepted Answer

A) True 
 B)False

Question 14

For a within-subjects design,the degrees of freedom between groups is always equal to the degrees of freedom between-persons.

Accepted Answer

A) True 
 B)False

Question 15

Which post hoc test allows for the related samples t-test to be used to conduct the pairwise comparisons?

Accepted Answer

A) Tukey's HSD test 
B) Fisher's LSD test 
C) Schaffé test 
D) Bonferroni test 
A) Tukey's HSD test 
B) Fisher's LSD test 
C) Schaffé test 
D) Bonferroni test

Question 16

The Bonferroni test is not an appropriate post hoc test following a significant one-way within-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 17

The between-persons variation is measured for the one-way within-subjects ANOVA,but not for a one-way between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 18

A researcher records the time (in seconds)it takes 20 students to complete a 100-yard dash after receiving poor,neutral,or positive feedback regarding their athletic ability.The same participants were observed in each group.If   = 152 and   = 12,then what is the decision for a one-way within-subjects ANOVA at a .05 level of significance?

Accepted Answer

A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question. 
A) Reject the null hypothesis. 
B) Retain the null hypothesis. 
C) There is not enough information to answer this question.

Question 19

Which of the following post hoc tests can be used with the related samples t-test?

Accepted Answer

A) Tukey's HSD test 
B) Fisher's LSD test 
C) Bonferroni test 
D) Schaffé test 
A) Tukey's HSD test 
B) Fisher's LSD test 
C) Bonferroni test 
D) Schaffé test

Question 20

When participant responding is not consistent,the one-way within-subjects ANOVA can actually have less power to detect an effect than the one-way between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

The between-persons variation is measured in the one-way within-subjects ANOVA.

To summarize the one-way within-subjects ANOVA,we report the test statistic,the degrees of freedom,and the critical values.

The Bonferroni procedure is well adapted for which of the following research designs in which the same participants are observed in each group?

As mean square error decreases,power decreases.

Which of the following is an assumption for computing a one-way within-subjects ANOVA?

To report the results of a post hoc test,identify which post hoc test was computed and the p value for significant results.

A researcher computes the following one-way within-subjects ANOVA table for a study in which k = 3 and n = 12.State the decision at a .05 level of significance.

How many sources of error are present in a one-way within-subjects ANOVA?

Which of the following is a source of variation that is measured using the one-way within-subjects ANOVA?

A researcher computes the following one-way within-subjects ANOVA table.State the decision at a .05 level of significance.

To compute a one-way within-subjects ANOVA,we must assume both homogeneity of variance and homogeneity of covariance.

To compute a one-way within-subjects ANOVA,we must assume that participants are independently sampled between-groups.

For a within-subjects design,the degrees of freedom between groups is always equal to the degrees of freedom between-persons.

Which post hoc test allows for the related samples t-test to be used to conduct the pairwise comparisons?

The Bonferroni test is not an appropriate post hoc test following a significant one-way within-subjects ANOVA.

The between-persons variation is measured for the one-way within-subjects ANOVA,but not for a one-way between-subjects ANOVA.

Which of the following post hoc tests can be used with the related samples t-test?

When participant responding is not consistent,the one-way within-subjects ANOVA can actually have less power to detect an effect than the one-way between-subjects ANOVA.

Introduction to Statistics

Summarizing Data: Frequency Distributions in Tables and Graphs

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability

Probability, Normal Distributions, and Z Scores

Probability and Sampling Distributions

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample and Two-Independent Sample T Tests

Testing Means: Related Samples T Test

Estimation and Confidence Intervals

Analysis of Variance: One-Way Between-Subjects Design

Analysis of Variance: Two-Way Between-Subjects Factorial Design

Correlation

Linear Regression and Multiple Regression

Nonparametric Tests: Chi-Square Tests

Nonparametric Tests: Tests for Ordinal Data

Filters

Exam 13: Analysis of Variance: One-Way Within-Subjects Repeated Measures Design

The between-persons variation is measured in the one-way within-subjects ANOVA.

To summarize the one-way within-subjects ANOVA,we report the test statistic,the degrees of freedom,and the critical values.

The Bonferroni procedure is well adapted for which of the following research designs in which the same participants are observed in each group?

As mean square error decreases,power decreases.

Which of the following is an assumption for computing a one-way within-subjects ANOVA?

To report the results of a post hoc test,identify which post hoc test was computed and the p value for significant results.

A researcher computes the following one-way within-subjects ANOVA table for a study in which k = 3 and n = 12.State the decision at a .05 level of significance.

How many sources of error are present in a one-way within-subjects ANOVA?

Which of the following is a source of variation that is measured using the one-way within-subjects ANOVA?

A researcher computes the following one-way within-subjects ANOVA table.State the decision at a .05 level of significance.

To compute a one-way within-subjects ANOVA,we must assume both homogeneity of variance and homogeneity of covariance.

To compute a one-way within-subjects ANOVA,we must assume that participants are independently sampled between-groups.

For a within-subjects design,the degrees of freedom between groups is always equal to the degrees of freedom between-persons.

Which post hoc test allows for the related samples t-test to be used to conduct the pairwise comparisons?

The Bonferroni test is not an appropriate post hoc test following a significant one-way within-subjects ANOVA.

The between-persons variation is measured for the one-way within-subjects ANOVA,but not for a one-way between-subjects ANOVA.

Which of the following post hoc tests can be used with the related samples t-test?

When participant responding is not consistent,the one-way within-subjects ANOVA can actually have less power to detect an effect than the one-way between-subjects ANOVA.

Introduction to Statistics

Summarizing Data: Frequency Distributions in Tables and Graphs

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability

Probability, Normal Distributions, and Z Scores

Probability and Sampling Distributions

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample and Two-Independent Sample T Tests

Testing Means: Related Samples T Test

Estimation and Confidence Intervals

Analysis of Variance: One-Way Between-Subjects Design

Analysis of Variance: Two-Way Between-Subjects Factorial Design

Correlation

Linear Regression and Multiple Regression

Nonparametric Tests: Chi-Square Tests

Nonparametric Tests: Tests for Ordinal Data

Filters