Categorical Predictor

Should I Specify a Model Predictor as Categorical or Continuous?

by Karen Grace-Martin

3 Situations when it makes sense to Categorize a Continuous Predictor in a Regression Model

by Karen Grace-Martin

Continuous and Categorical Variables: The Trouble with Median Splits

by Karen Grace-Martin

GLM in SPSS: Centering a Covariate to Improve Interpretability

by Karen Grace-Martin

Interpreting Regression Coefficients

by Karen Grace-Martin