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What is the effect size for the interaction of a 2X2X2 contingency table?
I am computing the interaction in several 2X2X2 tables (i.e. in each case, I have eight frequencies), see for an example this file.
I have two predictors (low vs high 'threat' and low vs high ...
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Interaction terms interpretation
How do you interpret an odds ratio of an interaction between two continuous variables $x_1, x_2$? Would you fix $x_2$ and let $x_1 = x$ and $x_1 = x+1$?
