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

When dealing with sample data,we can determine the existence of main effects and interactions in populations by mere visual inspection of sample means or slopes of lines in a graph.

(True/False)

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Question 101

In the two-way ANOVA,which of the following sources of variability is NOT a component of the sum of squares between?

(Multiple Choice)

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Question 102

How many groups are there in a 3 X 3 factorial design?

(Multiple Choice)

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Question 103

One statistical technique for analyzing the relationship between a dependent variable and two or more independent variables is ____.

(Multiple Choice)

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Question 104

The F ratio formed by MS_B/MS_WITHIN is used to test the null hypothesis with respect to the main effect of factor B.

(True/False)

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Question 105

The critical F value for degrees of freedom (1,76)is 3.96. The joint effects of Variable A and Variable B on the DV is tested using the F ratio for the _____ effect.

(Multiple Choice)

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Question 106

Assume the following is a population means table: Using your knowledge of general patterns of plotted means in a two-way ANOVA,does there appear to be a main effect of variable B in this example?

(Multiple Choice)

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Question 107

SS_TOTAL = SS_A + SS_B + SS_AXB + ____________________.

(Short Answer)

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Question 108

Discuss the analysis of interaction effects in terms of the nature of the relationship in two-way analysis of variance.

(Essay)

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Question 109

Stated informally,the null hypothesis for an interaction effect is that the nature and/or magnitude of the mean differences on the independent variable as a function of the other independent variable differs depending on the level of the dependent variable.

(True/False)

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Question 110

In order to determine whether there is a relationship between the IV and the DV in a two-way ANOVA,the ____________________ statistic is calculated.

(Short Answer)

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Question 111

The total sum of squares in two-way between-subjects analysis of variance can be represented as SS_TOTA_L = SS_WITHIN + SS_ERROR.

(True/False)

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Question 112

Two-way factorial designs allow us to study:

(Multiple Choice)

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Question 113

In two-way analysis of variance,each of the components of SS_BETWEEN is multiplied by its respective degrees of freedom and the resulting mean squares,MS_A,MS_B,and MS_AxB,are then divided by MS_TOTAL to yield t ratios.

(True/False)

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Question 114

If a researcher suspects that the strength of the relationship in the population is .30 for the main effect of factor A,.10 for factor B,and .07 for the interaction effect as indexed by eta-squared,what sample size should she use per cell in a study involving three levels of factor A,five levels of factor B,and an alpha level of .05 in order to achieve a power of at least .80 for each effect?

(Multiple Choice)

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Question 115

What problem might arise in using interaction contrasts to determine the nature of an interaction effect?

(Essay)

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Question 116

As with the sums of squares,the mean squares are additive,such that: MS_TOTAL = MS_A + MS_B + MS_AxB + MS_WITHIN

(True/False)

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Question 117

Showing 101 - 117 of 117

When dealing with sample data,we can determine the existence of main effects and interactions in populations by mere visual inspection of sample means or slopes of lines in a graph.

In the two-way ANOVA,which of the following sources of variability is NOT a component of the sum of squares between?

How many groups are there in a 3 X 3 factorial design?

One statistical technique for analyzing the relationship between a dependent variable and two or more independent variables is ____.

The F ratio formed by MS_B/MS_WITHIN is used to test the null hypothesis with respect to the main effect of factor B.

The critical F value for degrees of freedom (1,76)is 3.96. The joint effects of Variable A and Variable B on the DV is tested using the F ratio for the _____ effect.

Assume the following is a population means table: Using your knowledge of general patterns of plotted means in a two-way ANOVA,does there appear to be a main effect of variable B in this example?

SS_TOTAL = SS_A + SS_B + SS_AXB + ____________________.

Discuss the analysis of interaction effects in terms of the nature of the relationship in two-way analysis of variance.

Stated informally,the null hypothesis for an interaction effect is that the nature and/or magnitude of the mean differences on the independent variable as a function of the other independent variable differs depending on the level of the dependent variable.

In order to determine whether there is a relationship between the IV and the DV in a two-way ANOVA,the ____________________ statistic is calculated.

The total sum of squares in two-way between-subjects analysis of variance can be represented as SS_TOTA_L = SS_WITHIN + SS_ERROR.

Two-way factorial designs allow us to study:

In two-way analysis of variance,each of the components of SS_BETWEEN is multiplied by its respective degrees of freedom and the resulting mean squares,MS_A,MS_B,and MS_AxB,are then divided by MS_TOTAL to yield t ratios.

What problem might arise in using interaction contrasts to determine the nature of an interaction effect?

As with the sums of squares,the mean squares are additive,such that: MS_TOTAL = MS_A + MS_B + MS_AxB + MS_WITHIN

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

When dealing with sample data,we can determine the existence of main effects and interactions in populations by mere visual inspection of sample means or slopes of lines in a graph.

In the two-way ANOVA,which of the following sources of variability is NOT a component of the sum of squares between?

How many groups are there in a 3 X 3 factorial design?

One statistical technique for analyzing the relationship between a dependent variable and two or more independent variables is ____.

The F ratio formed by MSB/MSWITHIN is used to test the null hypothesis with respect to the main effect of factor B.

The critical F value for degrees of freedom (1,76)is 3.96. The joint effects of Variable A and Variable B on the DV is tested using the F ratio for the _____ effect.

Assume the following is a population means table: Using your knowledge of general patterns of plotted means in a two-way ANOVA,does there appear to be a main effect of variable B in this example?

SSTOTAL = SSA + SSB + SSAXB + ____________________.

Discuss the analysis of interaction effects in terms of the nature of the relationship in two-way analysis of variance.

Stated informally,the null hypothesis for an interaction effect is that the nature and/or magnitude of the mean differences on the independent variable as a function of the other independent variable differs depending on the level of the dependent variable.

In order to determine whether there is a relationship between the IV and the DV in a two-way ANOVA,the ____________________ statistic is calculated.

The total sum of squares in two-way between-subjects analysis of variance can be represented as SSTOTAL = SSWITHIN + SSERROR.

Two-way factorial designs allow us to study:

In two-way analysis of variance,each of the components of SSBETWEEN is multiplied by its respective degrees of freedom and the resulting mean squares,MSA,MSB,and MSAxB,are then divided by MSTOTAL to yield t ratios.

What problem might arise in using interaction contrasts to determine the nature of an interaction effect?

As with the sums of squares,the mean squares are additive,such that: MSTOTAL = MSA + MSB + MSAxB + MSWITHIN

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

The F ratio formed by MS_B/MS_WITHIN is used to test the null hypothesis with respect to the main effect of factor B.

SS_TOTAL = SS_A + SS_B + SS_AXB + ____________________.

The total sum of squares in two-way between-subjects analysis of variance can be represented as SS_TOTA_L = SS_WITHIN + SS_ERROR.

In two-way analysis of variance,each of the components of SS_BETWEEN is multiplied by its respective degrees of freedom and the resulting mean squares,MS_A,MS_B,and MS_AxB,are then divided by MS_TOTAL to yield t ratios.

As with the sums of squares,the mean squares are additive,such that: MS_TOTAL = MS_A + MS_B + MS_AxB + MS_WITHIN