Big data analytics is no longer used only for the purpose of experimenting. Many companies began to achieve a lot more real results with their approach, and they are expanding their efforts to surround more data and models. It is a term used to describe the collection, availability, and processing of streaming data in real-time of huge volumes. The three V’s are nothing but volume, velocity, and variety. To make more accurate decisions, companies who are combining their marketing, customer data, sales, transactional data, external data and social conversations such as stock prices, news, and weather in order to identify the correlation and root are statistically valid models.