Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

To make the most of the UNIQUE function, you should make sure your array is in an Excel table. By using a table name rather ...

With the functions I'll discuss here, you can make data cleanup much easier in Excel. They allow you to extract, style, split, and join text to get what you need without wasting hours doing it ...

Under Trump, the F.C.C. has used obscure regulatory powers to crack down on network TV. Some conservatives are pushing back. By Jim Rutenberg People might ridicule my choice of pet transportation, but ...

To do it with multiple ranges of numbers where you've already used Alt+=: Select them all, extend the selection again, hit Alt+= again, and only the auto-sum column or rows get added up, because Excel ...