lack of main effect causes can lack of main effect and lack of interaction be caused by the same confound? lack of interaction cause can the lack of main effect cause the lack of interaction in a 2 way how many ways can you find the main effect and lack of interaction in a one-way anova how can lack of main effect influence lack of interaction does the lack of interaction have the same main effect what is the cause for lack of interaction? lack of main effect can lack of main affect cause lack of interaction can lack of interaction cause a lack of interaction and lack of main effect what would cause lack of main effect and lack of interaction lack of interaction cause what is the main effect of lack of interaction in analytic studies? can a main effect and lack of interaction be caused by the same confounder? why do the variables that cause lack of interaction fail to reach significance? lack of interaction causes lack of main effect in anova how does lack of interaction cause causes of lack of interaction