Which of these options most closely matches what you do?
ANOVAs are evil.
I first look at the interaction and, if it’s significant, I don’t interpret any of the main effects.
I first look at the main effects, and then at the interaction. I don’t ignore the main effects if the interaction is significant.
I decide ahead of time whether I want to look at the interaction or main effects based on the question in which I’m interested. If I’m not interested in the interactions, I don’t include that term in the model.
I first look at the main effects, and then at the interaction. I only ignore the main effects if the interaction is significant and very strong (the interaction profile plots cross).
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