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 365’s UNIQUE() function is a great reason to upgrade. Combine UNIQUE() and SORT() to generate unique lists with a single formula. Lists are a fundamental part in almost any Microsoft Excel ...
Select a cell and use Insert > List or press Ctrl+J to create a list.
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