Analysis of Variance: Part 1

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Table of Contents

Analysis of Variance: Part 1

When there are more than two means

When there are more than two means

When there are more than two means

When there are more than two means

When there are more than two means

When there are more than two means

When there are more than two means

When there are more than two means

Protection level

Partitioning the Variance

Partitioning the Variance

Between Groups Variance

Within Groups Variance

F-Ratio

Assumptions

When to use Between Groups ANOVA

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

How to set up the ANOVA Summary Table

Calculating the F Statistic

How to Calculate the Sums of Squares Between

How to Calculate the Sums of Squares Between

How to Calculate the Sums of Squares Between

How to Calculate the Sums of Squares Between

How to Calculate the Sums of Squares Between

How to Calculate the Sums of Squares Total

How to Calculate the Sums of Squares Total

How to Calculate the Sums of Squares Within

How to Calculate the Degrees of Freedom

How to Calculate the Degrees of Freedom

How to Calculate the Degrees of Freedom

How to Calculate the Degrees of Freedom

How to Calculate the Mean Squares

How to set up the ANOVA Summary Table

Determining the Critical F

Statistical Decision Making

Interpreting the Results

Example: The Effects of Mood on Originality

A Portion1 Data from Scott’s Study

How to set up the ANOVA Summary Table:Example

How to Calculate the Sums of Squares Within: Find the parts

A Portion1 Data from Scott’s Study

A Portion1 Data from Scott’s Study

Finishing SSB

How to Calculate the Sums of Squares Total: Example

Finding SSw

 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.