Did you know that data analysts spend up to 80% of their time cleaning and preparing data? If you’re nodding in agreement, you’re not alone. The good news is that tools like Power Query in Excel and ...

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Microsoft Excel: How to use Power Query to display a list of duplicate values or records Your email has been sent Whether duplicate records are good or bad depends on specific conventions that you ...

Learn how to use Excel Power Query's extract and split column features to extract delimited strings into their components with this step-by-step tutorial. You might receive foreign data in the form of ...

The January 2017 JofA article “Data Mining Your General Ledger With Excel” presents a step-by-step, formula-based approach to extracting general ledger data and then scrubbing them so that they can be ...

Q. There was a December 2020 article in the JofA about cleaning and joining data using a program called Alteryx, but we don’t have access to this program. Could you explain how to do those tasks using ...