Question 1

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

Accepted Answer

A) True 
 B)False  True

Question 2

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 A

Question 3

The sum of squares within-groups and sum of squares between-persons are both sources of error.

Accepted Answer

A) True 
 B)False  True

Question 4

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 5

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 6

We make two hypothesis tests using the one-way within-subjects ANOVA: one for the between-groups effect,and one for the within-groups effect.

Accepted Answer

A) True 
 B)False

Question 7

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 8

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 9

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

Accepted Answer

A) True 
 B)False

Question 10

A researcher measures the amount of high fat foods (in grams)consumed by 8 rat subjects 1 day,3 days,and 5 days following the introduction of a high fat diet.If   = 30 and   = 70 for a one-way within-subjects ANOVA,then what is 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 11

If the experimentwise alpha for three tests is .05,then what is the value for testwise alpha?

Accepted Answer

A) .05 
B) .02 
C) .15 
D) There is not enough information to answer this question. 
A) .05 
B) .02 
C) .15 
D) There is not enough information to answer this question.

Question 12

Partial estimates of proportion of variance are used for a one-way between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 13

A researcher conducts a one-way within-subjects ANOVA in which k = 3 and n = 10.She computes   = 120,   = 198,and   = 518.What is the effect size for this test using omega-squared?

Accepted Answer

A) 0.637 
B) 0.377 
C) 0.298 
D) There is not enough information to answer this question. 
A) 0.637 
B) 0.377 
C) 0.298 
D) There is not enough information to answer this question.

Question 14

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 15

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 16

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 17

"Within-subjects" is also called

Accepted Answer

A) Between-subjects 
B) Within-groups 
C) Repeated measures 
D) Random sampling 
A) Between-subjects 
B) Within-groups 
C) Repeated measures 
D) Random sampling

Question 18

As mean square error decreases,power decreases.

Accepted Answer

A) True 
 B)False

Question 19

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 20

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

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

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

The sum of squares within-groups and sum of squares between-persons are both sources of error.

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?

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

We make two hypothesis tests using the one-way within-subjects ANOVA: one for the between-groups effect,and one for the within-groups effect.

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

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

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

A researcher measures the amount of high fat foods (in grams)consumed by 8 rat subjects 1 day,3 days,and 5 days following the introduction of a high fat diet.If = 30 and = 70 for a one-way within-subjects ANOVA,then what is the decision at a .05 level of significance?

If the experimentwise alpha for three tests is .05,then what is the value for testwise alpha?

Partial estimates of proportion of variance are used for a one-way between-subjects ANOVA.

A researcher conducts a one-way within-subjects ANOVA in which k = 3 and n = 10.She computes = 120, = 198,and = 518.What is the effect size for this test using omega-squared?

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.

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

"Within-subjects" is also called

As mean square error decreases,power decreases.

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?

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

Introduction to Statistics

Summarizing Data: Frequency Distributions in

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability, Normal Distributions, and Z Scores

Characteristics of the Sample Mean

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample T Test With Confidence Intervals

Testing Means: Two- Independent-Sample T Test With Confidence Intervals

Testing Means: Related-Samples T Test With Confidence Intervals

One-Way Analysis of Variance: Between- Subjects and Within- Subjects Repeated- Measures Designs

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

Chi-Square Tests: Goodness of Fit and the Test for Independence

Nonparametric Tests for Ordinal Data: Understanding and Interpretation

Chi-Square Tests: Goodness-of-Fit and Independence

Understanding Regression Analysis

Understanding Correlation Coefficients in Statistical Analysis

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Exam 13: Correlation and Linear Regression

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

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

The sum of squares within-groups and sum of squares between-persons are both sources of error.

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?

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

We make two hypothesis tests using the one-way within-subjects ANOVA: one for the between-groups effect,and one for the within-groups effect.

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

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

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

A researcher measures the amount of high fat foods (in grams)consumed by 8 rat subjects 1 day,3 days,and 5 days following the introduction of a high fat diet.If = 30 and = 70 for a one-way within-subjects ANOVA,then what is the decision at a .05 level of significance?

If the experimentwise alpha for three tests is .05,then what is the value for testwise alpha?

Partial estimates of proportion of variance are used for a one-way between-subjects ANOVA.

A researcher conducts a one-way within-subjects ANOVA in which k = 3 and n = 10.She computes = 120, = 198,and = 518.What is the effect size for this test using omega-squared?

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.

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

"Within-subjects" is also called

As mean square error decreases,power decreases.

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?

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

Introduction to Statistics

Summarizing Data: Frequency Distributions in

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability, Normal Distributions, and Z Scores

Characteristics of the Sample Mean

Hypothesis Testing: Significance, Effect Size, and Power

Testing Means: One-Sample T Test With Confidence Intervals

Testing Means: Two- Independent-Sample T Test With Confidence Intervals

Testing Means: Related-Samples T Test With Confidence Intervals

One-Way Analysis of Variance: Between- Subjects and Within- Subjects Repeated- Measures Designs

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

Chi-Square Tests: Goodness of Fit and the Test for Independence

Nonparametric Tests for Ordinal Data: Understanding and Interpretation

Chi-Square Tests: Goodness-of-Fit and Independence

Understanding Regression Analysis

Understanding Correlation Coefficients in Statistical Analysis

Filters