7. Analyzing Disparate Data Sources with Pivot Tables

Until this point, you have been working with one local table located in the worksheet within which you are operating. Indeed, it would be wonderful if every data set you came across were neatly packed in one easy-to-use Excel table. Unfortunately, the business of data analysis does not always work out that way.

The reality is that some of the data you encounter comes from disparate data sources—meaning sets of data that are from separate systems, stored in different locations, or saved in a variety of formats. ...

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