Extra credit! If you reject HO, what does this mean? You found that the groups are similar (5% of the time) or you made a type 2 error (95% of the time) You found an effect or difference (5% of the time) or you made a type 1 error (95% of the time) You found an effect or difference (95% of the time) or you made a type 1 error (5% of the time) You found that the groups are similar (95% of the time) or you made a type 2 error (5% of the time)