What Every Manager Should Know About Machine Learning
Harvard Business Review
JULY 7, 2015
Forecasting long-term customer loyalty. Rating the credit risk of loan applicants. A simple way to estimate that accuracy is to randomly split the sample into two parts: a “training set” of 9,000 to build the model and a “test set” of 1,000, that is initially put aside.
8 
Let's personalize your content