In the duplicate world, definition means everything. That’s because a duplicate is subjective to the context of its related data. Duplicates can occur within a single column, across multiple columns ...

One of the most common requests I receive from users is how to identify duplicate and unique values in Microsoft Excel. The easiest way I know is to apply a conditional format. In a nutshell, a ...

Business issues such as incorrect transactions, data entry errors, technical glitches and poor system design may cause duplicate values in your data sets. Duplicate values can exist across rows or in ...

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 ...

Excel 365 offers powerful tools for data analysis, with the “Unique” and “Distinct” functions standing out as essential features for managing large datasets. These functions, while similar in name, ...

When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...