A psychology study found that bar graphs representing averages were prone to misinterpretation. Plus, how to improve your data literacy.

You can turn any graph into stunning 3D with Illustrator. In this post we show you how to make a Bar Graph 3D in Illustrator the easy way.

Making a floating bar chart in Microsoft Excel is a great way to visually represent distribution between entities. Susan Harkins will show you how.

About one in five graph readers categorically misinterpreted bar graphs that depicted averages. "These readers sketched all, or nearly all, of the data points below the average," said Wilmer.

In Microsoft Excel, to draw attention to a specific marker in a line chart, drop in a thin line, think of it as a marker.