Presence Of Interaction In Interpretation of Statistical Models Essay 

4-Interaction in statistics can be defined as the effect of one independent variable may depend on the level of the other independent variable. In statistics, an interaction may arise when considering the relationship among three or more variables, and describes a situation in which the simultaneous influence of two variables on the third is not additive. In order to find an interaction, you must have a factorial design, in which the two or more independent variables are “crossed” with one another so that there are observations at every combination of levels of the two independent variables. Presence Of Interaction In Interpretation of Statistical Models Essay Papers.