Question 1

What is an interaction effect?

Accepted Answer

An interaction effect refers to the comp

Question 2

Two statistical procedures used to determine the nature of the interaction are

Accepted Answer

A) simple main effects analysis and least squares analysis of variance. 
B) simple main effects analysis and interaction comparisons. 
C) interaction comparisons and modified Bonferroni procedure. 
D) least squares analysis of variance and modified Bonferroni procedure. 
A) simple main effects analysis and least squares analysis of variance. 
B) simple main effects analysis and interaction comparisons. 
C) interaction comparisons and modified Bonferroni procedure. 
D) least squares analysis of variance and modified Bonferroni procedure.

Question 3

The recommended strategy for determining the nature of the interaction is ____________________.

Accepted Answer

interactio

Question 4

Discuss the partitioning of variability in the context of two-way analysis of variance.

Accepted Answer

As was the case in one-way analysis of v

Question 5

What form does a main effect take in a two-way analysis of variance?

Accepted Answer

Each main effect in a two-way analysis o

Question 6

The problem of an inflated Type I error rate can be controlled for interaction comparisons by using a:

Accepted Answer

A) Tukey HSD 
B) modified Bonferroni procedure 
C) corrected F ratio 
D) none of these 
A) Tukey HSD 
B) modified Bonferroni procedure 
C) corrected F ratio 
D) none of these

Question 7

Each main effect in a two-way analysis of variance has a null hypothesis and an alternative hypothesis associated with it.

Accepted Answer

A) True 
 B)False

Question 8

A significant main effect means that,collapsing across the levels of the other independent variable,the means for an independent variable are not all equal.

Accepted Answer

A) True 
 B)False

Question 9

F(2,21)= 45.00,p2 = .18.
If this was an F statement for a main effect of factor A with 3 levels,what would need to be reported next in a research report?

Accepted Answer

A) The results of a Tukey HSD procedure 
B) The results of a modified Bonferroni procedure 
C) The results of a power analysis 
D) The results of the group mean comparisons 
A) The results of a Tukey HSD procedure 
B) The results of a modified Bonferroni procedure 
C) The results of a power analysis 
D) The results of the group mean comparisons

Question 10

In a two-way ANOVA,the _____ is further partitioned into three components,SSA,SSB,and SSAxB.

Accepted Answer

A) SSWITHIN 
B) SSTOTAL 
C) SSBETWEEN 
D) SSERROR 
A) SSWITHIN 
B) SSTOTAL 
C) SSBETWEEN 
D) SSERROR

Question 11

In the case of highly different sample sizes across groups,the robustness of the F test to non-normality and variance heterogeneity often _____,sometimes considerably so.

Accepted Answer

A) diminishes 
B) increases 
C) fluctuates 
D) none of these 
A) diminishes 
B) increases 
C) fluctuates 
D) none of these

Question 12

How many levels of variable A are there in a 3 X 3 factorial design?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 6 
A) 1 
B) 2 
C) 3 
D) 6

Question 13

Not only do factorial designs allow us to assess the interaction between the two independent variables,but they also "remove" the individual and joint effects of these variables from the:

Accepted Answer

A) between-group variability 
B) F ratio 
C) within-group variability 
D) sum of squares total 
A) between-group variability 
B) F ratio 
C) within-group variability 
D) sum of squares total

Question 14

As the number of groups in the factorial design increases,homogeneity of population variances becomes increasingly problematic.

Accepted Answer

A) True 
 B)False

Question 15

Dr.Fleet is interested in studying the effect of gender,years of undergraduate college (0-4 years),and marital status (single,married,divorced,or widowed.on the annual income of residents of the northeastern United States.She would have ____ groups of subjects to study.

Accepted Answer

A) 4 
B) 40 
C) 2 
D) 6 
A) 4 
B) 40 
C) 2 
D) 6

Question 16

In a 2 X 3 factorial design,there are ____________________ groups.
or

Accepted Answer

The answer of In a 2 X 3 factorial design,there...

Question 17

A between-groups factorial ANOVA differs from a between-groups one-way ANOVA in which of the following ways?

Accepted Answer

A) two or more dependent variables are used. 
B) a factorial ANOVA may produce a negative F score. 
C) two or more independent variables are used. 
D) both a and b. 
A) two or more dependent variables are used. 
B) a factorial ANOVA may produce a negative F score. 
C) two or more independent variables are used. 
D) both a and b.

Question 18

In the phrase two-way factorial design,the word ____________________ refers to the fact that each level of one independent variable is combined with each level of the second independent variable.

Accepted Answer

The answer of In the phrase two-way factorial design,the word...

Question 19

In a two-way between-subjects analysis of variance,how many sets of statistical hypotheses are examined?

Accepted Answer

A) one set,which includes one null and one alternative hypothesis 
B) two sets,which includes a null and alternative hypothesis for both Factor A and B 
C) three sets,one for each main effect and one for the interaction effect 
D) four sets,one for each main effect,one for the interaction,and one for the error term 
A) one set,which includes one null and one alternative hypothesis 
B) two sets,which includes a null and alternative hypothesis for both Factor A and B 
C) three sets,one for each main effect and one for the interaction effect 
D) four sets,one for each main effect,one for the interaction,and one for the error term

Question 20

Variability for the sum of squares ____________________ can be partitioned into sum of squares A,sum of squares B,and sum of squares AxB.

Accepted Answer

The answer of Variability for the sum of squares ____________________...

What is an interaction effect?

Two statistical procedures used to determine the nature of the interaction are

The recommended strategy for determining the nature of the interaction is ____________________.

Discuss the partitioning of variability in the context of two-way analysis of variance.

What form does a main effect take in a two-way analysis of variance?

The problem of an inflated Type I error rate can be controlled for interaction comparisons by using a:

Each main effect in a two-way analysis of variance has a null hypothesis and an alternative hypothesis associated with it.

A significant main effect means that,collapsing across the levels of the other independent variable,the means for an independent variable are not all equal.

F(2,21)= 45.00,p< .05,with eta² = .18. If this was an F statement for a main effect of factor A with 3 levels,what would need to be reported next in a research report?

In a two-way ANOVA,the _____ is further partitioned into three components,SS_A,SS_B,and SS_AxB.

In the case of highly different sample sizes across groups,the robustness of the F test to non-normality and variance heterogeneity often _____,sometimes considerably so.

How many levels of variable A are there in a 3 X 3 factorial design?

Not only do factorial designs allow us to assess the interaction between the two independent variables,but they also "remove" the individual and joint effects of these variables from the:

As the number of groups in the factorial design increases,homogeneity of population variances becomes increasingly problematic.

Dr.Fleet is interested in studying the effect of gender,years of undergraduate college (0-4 years),and marital status (single,married,divorced,or widowed.on the annual income of residents of the northeastern United States.She would have ____ groups of subjects to study.

In a 2 X 3 factorial design,there are ____________________ groups. or

A between-groups factorial ANOVA differs from a between-groups one-way ANOVA in which of the following ways?

In the phrase two-way factorial design,the word ____________________ refers to the fact that each level of one independent variable is combined with each level of the second independent variable.

In a two-way between-subjects analysis of variance,how many sets of statistical hypotheses are examined?

Variability for the sum of squares ____________________ can be partitioned into sum of squares A,sum of squares B,and sum of squares AxB.

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Percentiles percentile Ranks standard Scores and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Measures of Central Tendency and Variability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Probability

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T -Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Chi-Square Test

Nonparametric Statistics

Overview and Extension: Statistical Tests for More Complex Designs

Filters

Exam 17: Two-Way Between-Subjects Analysis of Variance

What is an interaction effect?

Two statistical procedures used to determine the nature of the interaction are

The recommended strategy for determining the nature of the interaction is ____________________.

Discuss the partitioning of variability in the context of two-way analysis of variance.

What form does a main effect take in a two-way analysis of variance?

The problem of an inflated Type I error rate can be controlled for interaction comparisons by using a:

Each main effect in a two-way analysis of variance has a null hypothesis and an alternative hypothesis associated with it.

A significant main effect means that,collapsing across the levels of the other independent variable,the means for an independent variable are not all equal.

F(2,21)= 45.00,p< .05,with eta2 = .18. If this was an F statement for a main effect of factor A with 3 levels,what would need to be reported next in a research report?

In a two-way ANOVA,the _____ is further partitioned into three components,SSA,SSB,and SSAxB.

In the case of highly different sample sizes across groups,the robustness of the F test to non-normality and variance heterogeneity often _____,sometimes considerably so.

How many levels of variable A are there in a 3 X 3 factorial design?

Not only do factorial designs allow us to assess the interaction between the two independent variables,but they also "remove" the individual and joint effects of these variables from the:

As the number of groups in the factorial design increases,homogeneity of population variances becomes increasingly problematic.

Dr.Fleet is interested in studying the effect of gender,years of undergraduate college (0-4 years),and marital status (single,married,divorced,or widowed.on the annual income of residents of the northeastern United States.She would have ____ groups of subjects to study.

In a 2 X 3 factorial design,there are ____________________ groups. or

A between-groups factorial ANOVA differs from a between-groups one-way ANOVA in which of the following ways?

In the phrase two-way factorial design,the word ____________________ refers to the fact that each level of one independent variable is combined with each level of the second independent variable.

In a two-way between-subjects analysis of variance,how many sets of statistical hypotheses are examined?

Variability for the sum of squares ____________________ can be partitioned into sum of squares A,sum of squares B,and sum of squares AxB.

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Percentiles percentile Ranks standard Scores and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Measures of Central Tendency and Variability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Probability

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T -Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Chi-Square Test

Nonparametric Statistics

Overview and Extension: Statistical Tests for More Complex Designs

Filters

F(2,21)= 45.00,p< .05,with eta² = .18. If this was an F statement for a main effect of factor A with 3 levels,what would need to be reported next in a research report?

In a two-way ANOVA,the _____ is further partitioned into three components,SS_A,SS_B,and SS_AxB.