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Q: statistics and testing ( Answered,   0 Comments )
Question  
Subject: statistics and testing
Category: Miscellaneous
Asked by: madamico-ga
List Price: $5.40
Posted: 01 Jul 2003 12:55 PDT
Expires: 31 Jul 2003 12:55 PDT
Question ID: 223985
28. 	Briefly define what main effect(s) and an interaction are in a
two-way ANOVA test
Answer  
Subject: Re: statistics and testing
Answered By: websearcher-ga on 01 Jul 2003 13:09 PDT
 
Hi madamico:

The following page (.doc format) has a good, brief overview of what
you are looking for:

Review Section 11/22/02
URL: http://ist-socrates.berkeley.edu/~glaserj/PP240A_2002_Review_Section_ANOVA_regression_meta-analysis.doc
Quote: 
"Two-way analysis of variance is used when testing the effect of two
independent variables, or factors, on one dependent variable...

Two-way ANOVA has three null hypothesis: 
2 for each main effect and 1 for the interaction effect

The Main Effect is the effect of one independent variable (program
type, education) on the dependent variable (length of time).

The Interaction Effect is the effect of both independent variables on
the dependent variable."


The rest of this page gives some examples of this. 

*******************************
If you cannot read the .doc format, go to the following URL to see the
document in HTML format:

://www.google.ca/search?q=cache:BiD4ne5WlRIJ:ist-socrates.berkeley.edu/~glaserj/PP240A_2002_Review_Section_ANOVA_regression_meta-analysis.doc+%22two+way%22+%22ANOVA+test%22+%22main+effects%22+interaction&hl=en&ie=UTF-8
************************************


I hope this information helps with your research.    
                             
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Thank you.                              
                             
websearcher-ga                              
                                               
   
Search Strategy (on Google):     

"two way" "ANOVA test" "main effects" interaction
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