Chapter 3. Should you call a customer because they are at risk of churning?

This chapter covers

  • Identifying customers who are about to churn
  • How to handle imbalanced data in your analysis
  • How the XGBoost algorithm works
  • Additional practice in using S3 and SageMaker

Carlos takes it personally when a customer stops ordering from his company. He’s the Head of Operations for a commercial bakery that sells high-quality bread and other baked goods to restaurants and hotels. Most of his customers have used his bakery for a long time, but he still regularly loses customers to his competitors. To help retain customers, Carlos calls those who have stopped using his bakery. He hears a similar story from each of these customers: they like his bread, ...

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