I never went to university http://fittor.top/pilladas/ pilladas how can THAT be? any time you apply a model that is not simply descriptive of data you have collected, you are setting norms. the only way they get away with this is by claiming that the simple model was only meant to understand complex situations. but then, they revert to talking about how it “should” occur according to the model again and use it as a guide to their thinking.