AUC: A Fatally Flawed Model Metric

by John Elder, Ph.D., Founder & Chairman, Elder Research

The blog Recidivism, and the Failure of AUC published on Statistics.com showed how the use of “Area Under the Curve” (AUC) concealed bias against African-Americans defendants in a model predicting recidivism, that is, which defendants would re-offend. There, a model varied greatly in its performance characteristics depending on whether the…