One of the most common tasks in data analysis is counting unique entries within a dataset. This process can be time-consuming and prone to errors when done manually, but Excel 365 offers a solution ...

Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...

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 ...