This document discusses big data analytics and its applications. It defines big data analytics as examining large amounts of diverse data to uncover hidden patterns and useful information. Descriptive, diagnostic, predictive, and prescriptive analytics are then described as answering different questions about what happened, why it happened, what will happen, and what should be done. Examples of applying analytics in retail and FMCG are given such as demand forecasting, operations optimization, and loyalty program management. Technologies used for different types of analytics are also listed.