What different types of data make up "big data" for Walmart ? Describe three big data for this company (what it is and how it is used). Big is a term that describes extremely large data sets that may be analyzed computationally to reveal patterns, trends, and associations. Examples of big data may include data in a company's customer service department used to solve customer problems or a company's use of stock market or competitive intelligence data to predict the future (Hint: You can find examples of big data used by the organization by reviewing data reports on the "Investors" or "Our Investors" tab of the organization's website). Justify your answers. Add references