Question 1

The Bonferroni test controls for experimentwise alpha.

Accepted Answer

A) True 
 B)False

Question 2

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.55,p < .05 (   = -0.14).Which value in the summary cannot be correct?

Accepted Answer

A) the test statistic 
B) the p value 
C) the effect size 
D) the degrees of freedom 
A) the test statistic 
B) the p value 
C) the effect size 
D) the degrees of freedom

Question 3

A researcher conducts a within-subjects design and notes that scores increased at each level of the factor for all participants.Based on this description,does this test have high power to detect the effect?

Accepted Answer

A) No,because participant responding was inconsistent. 
B) No,because participant responding was consistent. 
C) Yes,because participant responding was inconsistent. 
D) Yes,because participant responding was consistent. 
A) No,because participant responding was inconsistent. 
B) No,because participant responding was consistent. 
C) Yes,because participant responding was inconsistent. 
D) Yes,because participant responding was consistent.

Question 4

Partial eta-squared is a more conservative measure of proportion of variance than eta-squared.

Accepted Answer

A) True 
 B)False

Question 5

A researcher records depression scores for 12 patients in each of four seasons.If depression scores for the same participants are recorded in each season,then what type of statistical design is most appropriate for this study?

Accepted Answer

A) a related samples t-test 
B) a one-way between-subjects ANOVA 
C) a one-way within-subjects ANOVA 
D) both A and C 
A) a related samples t-test 
B) a one-way between-subjects ANOVA 
C) a one-way within-subjects ANOVA 
D) both A and C

Question 6

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 7

Because a one-way within-subjects ANOVA has two sources of error,it is associated with more error variability than a one-way between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 8

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

Accepted Answer

A) True 
 B)False

Question 9

If    = 8,then 9 participants must have been observed in the study.

Accepted Answer

A) True 
 B)False

Question 10

Consistency refers to the extent to which the dependent measure changes in an identifiable or predictable pattern across groups.

Accepted Answer

A) True 
 B)False

Question 11

Based on the data given below,which study is associated with the most consistent participant responding between groups?

Accepted Answer

A) Study 1 
B) Study 2 
C) Participant responding is equally consistent. 
A) Study 1 
B) Study 2 
C) Participant responding is equally consistent.

Question 12

Which of the following designs are associated with greater power to detect an effect,particularly when there is consistent participant responding between groups?

Accepted Answer

A) within-subjects design 
B) between-subjects design 
A) within-subjects design 
B) between-subjects design

Question 13

The alpha level for each hypothesis test made on the same set of data is called

Accepted Answer

A) testwise alpha 
B) experimentwise alpha 
C) pairwise comparison 
D) the Bonferroni procedure 
A) testwise alpha 
B) experimentwise alpha 
C) pairwise comparison 
D) the Bonferroni procedure

Question 14

A researcher computes a one-way within-subjects ANOVA for a study in which participants are observed across five groups.If the degrees of freedom error is 56,then how many participants were observed in this study?

Accepted Answer

A) 4 
B) 14 
C) 15 
D) 55 
A) 4 
B) 14 
C) 15 
D) 55

Question 15

To summarize a one-way within-subjects ANOVA,we report each of the following except,

Accepted Answer

A) the test statistic value 
B) the degree of freedom 
C) the critical values 
D) the p value 
A) the test statistic value 
B) the degree of freedom 
C) the critical values 
D) the p value

Question 16

For the one-way within-subjects ANOVA,the more ________ participant responding between groups,the less powerful the test will be at detecting an effect.

Accepted Answer

A) consistent 
B) inconsistent 
C) efficient 
D) inefficient 
A) consistent 
B) inconsistent 
C) efficient 
D) inefficient

Question 17

Partial eta-squared is a more ________ estimate of effect size than omega-squared.

Accepted Answer

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

Question 18

Using a within-subjects ANOVA design,

Accepted Answer

A)    Participants are each observed one time 
B) n participants are observed k times 
C) different participants are observed in each group 
D) all of the above 
A)    Participants are each observed one time 
B) n participants are observed k times 
C) different participants are observed in each group 
D) all of the above

Question 19

A researcher computes a one-way within-subjects ANOVA in which k = 3 and n = 10.What is the critical value for this test at a .05 level of significance?

Accepted Answer

A) 3.16 
B) 5.48 
C) 4.41 
D) 3.55 
A) 3.16 
B) 5.48 
C) 4.41 
D) 3.55

Question 20

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

Accepted Answer

A) True 
 B)False

The Bonferroni test controls for experimentwise alpha.

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.55,p < .05 ( = -0.14).Which value in the summary cannot be correct?

A researcher conducts a within-subjects design and notes that scores increased at each level of the factor for all participants.Based on this description,does this test have high power to detect the effect?

Partial eta-squared is a more conservative measure of proportion of variance than eta-squared.

A researcher records depression scores for 12 patients in each of four seasons.If depression scores for the same participants are recorded in each season,then what type of statistical design is most appropriate for this study?

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?

Because a one-way within-subjects ANOVA has two sources of error,it is associated with more error variability than a one-way between-subjects ANOVA.

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

If = 8,then 9 participants must have been observed in the study.

Consistency refers to the extent to which the dependent measure changes in an identifiable or predictable pattern across groups.

Based on the data given below,which study is associated with the most consistent participant responding between groups?

Which of the following designs are associated with greater power to detect an effect,particularly when there is consistent participant responding between groups?

The alpha level for each hypothesis test made on the same set of data is called

A researcher computes a one-way within-subjects ANOVA for a study in which participants are observed across five groups.If the degrees of freedom error is 56,then how many participants were observed in this study?

To summarize a one-way within-subjects ANOVA,we report each of the following except,

For the one-way within-subjects ANOVA,the more ________ participant responding between groups,the less powerful the test will be at detecting an effect.

Partial eta-squared is a more ________ estimate of effect size than omega-squared.

Using a within-subjects ANOVA design,

A researcher computes a one-way within-subjects ANOVA in which k = 3 and n = 10.What is the critical value for this test at a .05 level of significance?

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: 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 Bonferroni test controls for experimentwise alpha.

The following results is reported for a one-way within-subjects ANOVA: F(2,27)= 3.55,p < .05 ( = -0.14).Which value in the summary cannot be correct?

A researcher conducts a within-subjects design and notes that scores increased at each level of the factor for all participants.Based on this description,does this test have high power to detect the effect?

Partial eta-squared is a more conservative measure of proportion of variance than eta-squared.

A researcher records depression scores for 12 patients in each of four seasons.If depression scores for the same participants are recorded in each season,then what type of statistical design is most appropriate for this study?

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?

Because a one-way within-subjects ANOVA has two sources of error,it is associated with more error variability than a one-way between-subjects ANOVA.

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

If = 8,then 9 participants must have been observed in the study.

Consistency refers to the extent to which the dependent measure changes in an identifiable or predictable pattern across groups.

Based on the data given below,which study is associated with the most consistent participant responding between groups?

Which of the following designs are associated with greater power to detect an effect,particularly when there is consistent participant responding between groups?

The alpha level for each hypothesis test made on the same set of data is called

A researcher computes a one-way within-subjects ANOVA for a study in which participants are observed across five groups.If the degrees of freedom error is 56,then how many participants were observed in this study?

To summarize a one-way within-subjects ANOVA,we report each of the following except,

For the one-way within-subjects ANOVA,the more ________ participant responding between groups,the less powerful the test will be at detecting an effect.

Partial eta-squared is a more ________ estimate of effect size than omega-squared.

Using a within-subjects ANOVA design,

A researcher computes a one-way within-subjects ANOVA in which k = 3 and n = 10.What is the critical value for this test at a .05 level of significance?

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: 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