where Y is the response, or dependent, variable, the Xs represent the p explanatory variables, and the bs are the regression coefficients. For example, suppose that you would like to model a person's ...

Often the questions we ask require us to make accurate predictions on how one factor affects an outcome. If a teacher is asked to work out how time spent writing an essay affects essay grades, it’s ...

This is a preview. Log in through your library . Abstract Multiple regression interaction terms are appearing with increasing frequency in sociological literature but the verbal and diagrammatic ...