Although this options may seem not as likely, there is no way to help you rule out the potential for eg opposite causation on the basis of so it seen relationship. It is possible you to definitely both causal information is actually performing and you can that logowanie passion several variables result in each other (Figure 3.13).
Another possible reasons into noticed correlation is that it could have been created by the presence of a familiar-causal varying (labeled as a third varying). A familiar-causal variable are an adjustable that is not area of the look hypothesis but that triggers both predictor therefore the consequences changeable which means that provides the noticed correlation between them. Within our analogy, a potential prominent-causal changeable ‘s the punishment particular the child’s parents.Leggi tutto