Your summarizations, analyses, projections, reports and so on, are only as good as your data. It’s important that you use every resource available to protect the validity of the data, which means you ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions. One of the ...

Over the last few months, I’ve written several articles about Excel’s newish dynamic array functions. In many cases, they can replace older, more complex expressions. The new functions do all that ...

While Microsoft Excel is one of the most powerful spreadsheet applications, it’s also the most intimidating tool in the Microsoft Office suite. If you’ve never used Excel before or are just a bit ...

Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...