Here's the add-in.
Remember that the first row must be column names, and the
second row must contain the set of column types. Each column should
contain exactly one of these, spelled exactly as below (including the
- Ignore (don't use this column);
- Numeric (a numeric predictor);
- Categorical (a categorical predictor);
- Cat (an alternative label for a categorical predictor);
- Response (a numeric response);
- RespCat (a (two-level) categorical response, for logistic regression).