This document discusses analytics and its classifications and types. It defines analytics as a fact-based approach used for business planning that includes data validation, root cause analysis, and strategic prediction. Analytics in business is described as a continuous iterative process that investigates past performance to provide better insight for planning. The document outlines descriptive analytics methods like association analysis and clustering, as well as predictive analytics roles in generating theories, measures, and models. It also discusses the rapid growth of the analytics industry and its major domains like marketing, IT, and customer analytics. Finally, the document notes both views on the impact of analytics and differences between analytics and scientific approaches.