Answer:
Data mining.
Step-by-step explanation:
Data mining gathers techniques and technologies that allows to explore large data bases, automatically or semi-automatically, with the objective of finding repeating patterns, rules, tendencies, etc. that explains the behavior of the data analyzed in a said context. Sumptuous Supermarket, for example, has done this to improve client experience. They analyzed the data about their customers to understand their behavior and improve the service.