Q. I am trying to do some analysis regarding how many clients each of our departments serviced and how many of those clients were billed over a certain amount. I have our department/ client ...

Have you ever stared at a colorful Excel spreadsheet, wondering how to quickly calculate totals or counts based on cell colors? It’s a common frustration for anyone managing large datasets. While ...

You’ve probably used SUM a thousand times. Everyone has. SUM is fine for school assignments and tiny tables, but in the real world, it’s a blunt instrument. If you want totals you can actually trust, ...