Instead of tedious hands-on repairs, Excel lets you quickly clean, reshape, and combine CSV files through repeatable Power ...

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 ...

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 ...

In Microsoft Excel, you don’t need an expression to calculate someone’s age – use Power Query to simplify the process. Calculating age requires a bit of specialized knowledge. Any expression you use ...

A boring setting with huge payoff.