In block [37] of the ipython notebook, are racial main effects missing? I only see interactions. https://github.com/propublica/compas-analysis/blob/master/Comp

In block [37] of the ipython notebook, are racial main effects missing? I only see interactions. https://github.com/propublica/compas-analysis/blob/master/Compas%20Analysis.ipynb https://github.com/propublica/compas-analysis/blob/master/Co...