Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, how this works depends on whether the source data is part of a formatted ...

Whether presenting a project at school, delivering a critical report at work, or simply trying to make sense of your budget, graphs are efficient and visually appealing means of conveying complex ...

Dropdowns are useful features that simplify data entry and enforce data validations in spreadsheet software. Creating a dropdown list is easy. And you might have done that already in Excel. But did ...