In world of psychological research the experiment is highly valued, as it is one of the key processes we can use to determine cause and effect. Associated with cause and effect is the critical identification of the variables involved in a research effort. Provide an in-depth discussion on Independent and Dependant variables. Include in your discussion three exs of associated IVs and their DVs. (e.g. common knowledge has established eating fast food as one cause (IV) for obesity (DV)).