Practice asking and answering the following questions in ... - InforMNs
With categorical variables that have three or more levels, it is suggested to test
two conditions (Abelson & Prentice, 1997):. 1. The MODEL (the hypothesis)
explains a significant proportion of the DATA (of the variance), i.e., the contrast of
interest is statistically significant. 2. The ERROR (the residual between-group
variance) ...