If you need to average a list of values in Microsoft Excel that contain duplicates without including the duplicates, don’t fret over a complex expression when you can easily remove those duplicates.

Microsoft Excel's UNIQUE function does exactly as its name suggests—it extracts unique values from an array. In other words, you'll only see each value once in the result, even if it appears multiple ...

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions. The TechRepublic article How to create a sorted unique list in an Excel ...