R for Data Science - 02 - Bank Marketing Undersampling

Applying the under-sampling technique to make balanced an unbalanced data set, the areas under the ROC and the Precision-Recall curves are quite good. So this model performs better than the previous one you can find here: [https://gallery.azure.ai/Experiment/R-for-Data-Science-01-Bank-Marketing-Poor-Model][1] [1]: https://gallery.azure.ai/Experiment/R-for-Data-Science-01-Bank-Marketing-Poor-Model