Question 1

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 C

Question 2

A researcher computes a one-way within-subjects ANOVA,thus ______.

Accepted Answer

A)  the same participants were observed in each group 
B)  at least two groups were observed in the study 
C)  a repeated measures design was likely used 
D)  all of these 
A)  the same participants were observed in each group 
B)  at least two groups were observed in the study 
C)  a repeated measures design was likely used 
D)  all of these D

Question 3

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  True

Question 4

If dfBP = 4 and dfE = 12,then four groups must have been included in the study.

Accepted Answer

A) True 
 B)False

Question 5

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 6

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

Accepted Answer

A) True 
 B)False

Question 7

Which source of variation is computed using a one-way within-subjects ANOVA,but not a one-way between-subjects ANOVA?

Accepted Answer

A)  between-groups variation 
B)  within-groups variation 
C)  between-persons variation 
D)  error variation 
A)  between-groups variation 
B)  within-groups variation 
C)  between-persons variation 
D)  error variation

Question 8

A researcher computes a one-way within-subjects ANOVA using a sample of 8 participants.If the degrees of freedom error is 14,then how many groups were included in this study?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
A)  2 
B)  3 
C)  4 
D)  5

Question 9

$\eta$2 is a more conservative measure of proportion of variance than partial $\eta$2.

Accepted Answer

A) True 
 B)False

Question 10

The mean square for each source of variation is a measure of the mean distance that scores deviate from their mean.

Accepted Answer

A) True 
 B)False

Question 11

Partial $\eta$2 is a more ______ estimate of effect size than $\omega$2.

Accepted Answer

A)  liberal 
B)  attractive 
C)  valuable 
D)  conservative 
A)  liberal 
B)  attractive 
C)  valuable 
D)  conservative

Question 12

As mean square error decreases,power decreases.

Accepted Answer

A) True 
 B)False

Question 13

A researcher observed the mating behavior of 10 porpoises in five different social conditions.What are the degrees of freedom between groups for a one-way within-subjects ANOVA?

Accepted Answer

A)  4 
B)  9 
C)  27 
D)  there is not enough information to answer this question 
A)  4 
B)  9 
C)  27 
D)  there is not enough information to answer this question

Question 14

Partial estimates of effect size make the denominator ______ because the between-persons variability is removed.

Accepted Answer

A)  larger 
B)  smaller 
C)  reciprocal 
D)  equal to 0 
A)  larger 
B)  smaller 
C)  reciprocal 
D)  equal to 0

Question 15

If participant responding is consistent between groups,then the one-way within-subjects ANOVA will have higher power to detect an effect compared with the one-way between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 16

A researcher has 18 participants rate the morality of a person described in a vignette as being registered as a Democrat,Republican,or Independent.If Fobt= 3.41 for a one-way within-subjects ANOVA,then what was 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 17

A researcher measures the time it takes eight participants to complete three successive tasks.What are the degrees of freedom between persons for a one-way within-subjects ANOVA?

Accepted Answer

A)  2 
B)  7 
C)  14 
D)  there is not enough information to answer this question 
A)  2 
B)  7 
C)  14 
D)  there is not enough information to answer this question

Question 18

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 19

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.20,p < .05 ( = .14).Which value in the summary suggests that the design was within subjects?

Accepted Answer

A)  the test statistic value 
B)  the degrees of freedom 
C)  the p value 
D)  the partial estimate for $\eta$2 
A)  the test statistic value 
B)  the degrees of freedom 
C)  the p value 
D)  the partial estimate for $\eta$2

Question 20

Mean square error is the denominator for all one-way ANOVA tests.

Accepted Answer

A) True 
 B)False

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

A researcher computes a one-way within-subjects ANOVA,thus ______.

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

If df_BP = 4 and df_E = 12,then four groups must have been included in the study.

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

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

Which source of variation is computed using a one-way within-subjects ANOVA,but not a one-way between-subjects ANOVA?

A researcher computes a one-way within-subjects ANOVA using a sample of 8 participants.If the degrees of freedom error is 14,then how many groups were included in this study?

$\eta$ ² is a more conservative measure of proportion of variance than partial $\eta$ ².

The mean square for each source of variation is a measure of the mean distance that scores deviate from their mean.

Partial $\eta$ ² is a more ______ estimate of effect size than $\omega$ ².

As mean square error decreases,power decreases.

A researcher observed the mating behavior of 10 porpoises in five different social conditions.What are the degrees of freedom between groups for a one-way within-subjects ANOVA?

Partial estimates of effect size make the denominator ______ because the between-persons variability is removed.

If participant responding is consistent between groups,then the one-way within-subjects ANOVA will have higher power to detect an effect compared with the one-way between-subjects ANOVA.

A researcher has 18 participants rate the morality of a person described in a vignette as being registered as a Democrat,Republican,or Independent.If F_obt= 3.41 for a one-way within-subjects ANOVA,then what was the decision at a .05 level of significance?

A researcher measures the time it takes eight participants to complete three successive tasks.What are the degrees of freedom between persons for 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.

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.20,p < .05 ( = .14).Which value in the summary suggests that the design was within subjects?

Mean square error is the denominator for all one-way ANOVA tests.

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: Truehe 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-Measuresdesign

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

A researcher computes a one-way within-subjects ANOVA,thus ______.

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

If dfBP = 4 and dfE = 12,then four groups must have been included in the study.

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

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

Which source of variation is computed using a one-way within-subjects ANOVA,but not a one-way between-subjects ANOVA?

A researcher computes a one-way within-subjects ANOVA using a sample of 8 participants.If the degrees of freedom error is 14,then how many groups were included in this study?

η\etaη 2 is a more conservative measure of proportion of variance than partial η\etaη 2.

The mean square for each source of variation is a measure of the mean distance that scores deviate from their mean.

Partial η\etaη 2 is a more ______ estimate of effect size than ω\omegaω 2.

As mean square error decreases,power decreases.

A researcher observed the mating behavior of 10 porpoises in five different social conditions.What are the degrees of freedom between groups for a one-way within-subjects ANOVA?

Partial estimates of effect size make the denominator ______ because the between-persons variability is removed.

If participant responding is consistent between groups,then the one-way within-subjects ANOVA will have higher power to detect an effect compared with the one-way between-subjects ANOVA.

A researcher has 18 participants rate the morality of a person described in a vignette as being registered as a Democrat,Republican,or Independent.If Fobt= 3.41 for a one-way within-subjects ANOVA,then what was the decision at a .05 level of significance?

A researcher measures the time it takes eight participants to complete three successive tasks.What are the degrees of freedom between persons for 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.

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.20,p < .05 ( = .14).Which value in the summary suggests that the design was within subjects?

Mean square error is the denominator for all one-way ANOVA tests.

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: Truehe 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

If df_BP = 4 and df_E = 12,then four groups must have been included in the study.

$\eta$ ² is a more conservative measure of proportion of variance than partial $\eta$ ².

Partial $\eta$ ² is a more ______ estimate of effect size than $\omega$ ².

A researcher has 18 participants rate the morality of a person described in a vignette as being registered as a Democrat,Republican,or Independent.If F_obt= 3.41 for a one-way within-subjects ANOVA,then what was the decision at a .05 level of significance?