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Plot a result without a main effect

1 message · Phillip Alday

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Hi Luca,

I don't think anybody ever answered this question for you, but you
should check out the effects package -- it can do exactly this type of
stuff. But do be careful when interpreting things that violate the
principle of marginality.

Best,
Phillip
On 06/20/2018 10:51 PM, Luca Danieli wrote: