Two Factor Experiments

4/12/99


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Table of Contents

Two Factor Experiments

More than one Cause

More than one Cause

Two Factor Designs

The Effect of Factor A

The Effect of Factor B

The Combined Effects of Factors A and B

Main Effects

Interactions

Partitioning the Variance: Two Factor Designs

Partitioning the Variance:Two Factor Designs

Partitioning the Variance: Two Factor Designs

Graphing a two Factor Design

Graphing a two Factor Design

Graphing a two Factor Design

Threats to Internal Validity

Selection x maturation interaction

Partitioning the Variance: Two Factor - Repeated Measures Designs

Partitioning the Variance:Two Factor Repeated Measures Designs

Partitioning the Variance: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Anova Summary Table: Two Factor Repeated Measures Designs

Example: Haskell, 1995

Example: Haskell, 1995

Partitioning the Variance: Two Factor - Mixed Designs

Partitioning the Variance:Two Factor Mixed Designs (Repeated Measures on B)

Partitioning the Variance: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs (Repeated Measures on B)

Anova Summary Table: Two Factor Mixed Designs

Author: Sandra K. Webster

Email: websters@westminster.edu

Home Page: http://www.psych.westminster.edu/skwhome.htm

Other information:
Sandra K. Webster Class Notes for Psychology 201 Westminster College Questions can only be answered for students enrolled in the course.