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Transformations of two way interractions

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Contributor
Posts: 38

Transformations of two way interractions

Hi all,

Is it ok to transform two way interractions?

 

Thanks

SAS Super FREQ
Posts: 3,753

Re: Transformations of two way interractions

Sure. Mathematically, you can transform any effect you want. However, the resulting effect might be difficult to interpret.

 

A log transformation of an interaction might be reasonable because log(X*Y) = log(X) + log(Y). 

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