Wikipedia defines data analysis as a process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, suggesting conclusions, and supporting decision-making. The term data analysis is sometimes used as a synonym for data modeling. This process primarily involves evaluating data using analytical skills by tools.
Data analysis helps business owners to make faster decisions and informed business facts. It creates a deeper understanding of customer requirements, increased awareness of risk by implementing preventative measures and improved business and market insights. Detailed understanding of financial strength, reduce cost to increase profits.
Retail customers have large amounts of data present in data warehouses, which is tedious to analyze. A solution can help to connect to the data warehouse, analyze it and represent the data graphically. This representation helps to analyze the data, trends and predict future trends.