In a 2x2 factorial design, when is it possible to have a significant interaction
ID: 3143187 • Letter: I
Question
In a 2x2 factorial design, when is it possible to have a significant interaction effect?
When only one main effect is significant
When both of the main effects are significant
When neither of the main effects are significant
None of the other answers make any sense; id doesn't matter whether main effects are significant of not because the significance of an interaction is independent of the main effects.
a.When only one main effect is significant
b.When both of the main effects are significant
c.When neither of the main effects are significant
d.None of the other answers make any sense; id doesn't matter whether main effects are significant of not because the significance of an interaction is independent of the main effects.
Explanation / Answer
Option 4 is the right answer for this given question.
That is significance of interaction is independent from the significance of main effects
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