The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

One major reason Microsoft Excel spreadsheets are so popular is the ability to process the data entered on a sheet easily. For instance, if you are planning a wedding and individually listing expenses ...

Creating a list of duplicate values that’s separate from the data source is easier than ever thanks to Microsoft Excel’s FILTER() function. There are a number of ways to highlight duplicate values.

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 ...