In this post, we show you how to add error bars to a Microsoft Excel spreadsheet. You can use Error bars for standard deviation & trending margin of error.

If you use Excel to create charts, it’s always good to know what customization options you have for your data entries. Excel allows you to display all sorts of data and possible variations ...

In Excel, custom input or error messages explain the rules for each field to prevent data-entry errors. Here's how to set them up in a spreadsheet.

To create data bars in Excel, select your cells and then choose data bars from Conditional Formatting.

Helen Bradley demonstrates Excel formatting tricks that will help you when things don't work as planned. Learn her methods now.

In Excel spreadsheets, complex formulas are difficult to enter without making mistakes. Microsoft Excel’s LAMBDA() function can make such errors easier to find.