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Data analysis is a rigorous and iterative strategy encompassing cleansing, altering, and evaluating data to extract useful information. A subset of data analytics, data analysis covers the many processes involved in cleaning and visualizing data to make it useful. How the data is treated determines how accurate and reliable the results of the analysis are, which means data analysis is an essential part of the analytics and intelligence process. Enterprises need to understand the role it can play in their decision-making and how the many processes of data analysis affect the information they rely on for those decisions.
