A reader need go no further than page two of Leland Wilkinson’s The Grammar of Graphics before reading, “We will also come to realize why a histogram is not a bar chart and why many other graphics ...

Most Excel chart types are overkill, and these five prove it.

Thanks to their visual simplicity, bar graphs are popular tools for representing data. But do we really understand how to read them? New research has found that bar graphs are frequently misunderstood ...

You can make a bar graph in Google Sheets to make the data in your spreadsheet more digestible, useful, and visually appealing. Once you select the data in your spreadsheet needed for a graph, you can ...

Choosing the right type of chart helps you display discrete data more effectively. Discrete data consists of whole numbers that are counted rather than measured. For example, when you track items sold ...

Q. My supervisor wants me to include more data visualizations in my projects. Do you have any suggestions? A. Data visualization transforms raw data into graphical representations, making complex ...

Bar charts are too frequently used to communicate data that they cannot represent well. We strongly encourage the use of more appropriate plots to display statistical samples. Bar charts are a simple ...

There are dozens of chart types for visualizing data, yet analysts come back to bar charts, time and time again. Simply put, bar charts are really good at what they do: they’re quick to create, show ...

You won’t believe how easy it is to create animated bar charts in the R programming language to show rankings over time. Racing bar charts can be a useful way to visualize comparative data over time.

Emily Long is a freelance writer based in Salt Lake City. After graduating from Duke University, she spent several years reporting on the federal workforce for Government Executive, a publication of ...