Data cleaning is a crucial step in the data analysis process. Inaccurate, incomplete, or inconsistent data can lead to flawed insights and poor decision-making. Fortunately, Excel 365’s Power Query ...

Have you ever stared at a chaotic spreadsheet, wondering how to make sense of the jumble of numbers, text, and inconsistent formatting? You’re not alone. Messy data is a universal frustration, whether ...

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 ...