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 ...

When working with address data, you may encounter situations where you need to merge multiple columns, such as address, town, and postcode, into a single column. Power Query makes this task a breeze.

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 ...

We've all been there: struggling with a nested Excel formula that breaks when your data shifts, or using Flash Fill only to find it missed half the rows. I stopped relying on those fragile workarounds ...

Standard Excel lookups are perfectionists that fail on typos or extra spaces. While you could hack a solution using nested XLOOKUP, TRIM, and LOWER functions, it's brittle and hard to maintain. Power ...

is a senior correspondent and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Microsoft is overhauling Excel with the ability to support custom live data ...

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 ...