## 4 Ways to Handle a Categorical Predictor With Many Levels

A regression model that includes a categorical predictor with many levels might not contain enough observations in each category to be able to detect a reasonable effect size with reasonable power, even then, the large number of dummy variables created could be difficult to interpret. In this article, we present 4 ways to deal with …

4 Ways to Handle a Categorical Predictor With Many Levels Read More »