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Making Sense of Data: A Practical Guide to Exploratory Data Analysis and Data Mining by Glenn J. Myatt

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1.3 DATA PREPARATION

In many projects, getting the data ready for analysis is the most time-consuming step in the process. Pulling the data together from potentially many different sources can introduce difficulties. In situations where the data has been collected for a different purpose, the data will need to be transformed into an appropriate form for analysis. During this part of the project, a thorough familiarity with the data should be established.

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