08/05/2015
On the importance of using holdout sampling to improve customer response models. Goodies for marketers and data aficionados alike: http://polhooper.com/work-smarter/?tag=validation_post
Validation with holdout sampling -- why you (or your data provider) better be doing it
August 5, 2015
In our experience, the standard response models that major firms build for their clients are simple linear regressions whose performance is valida