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 ...

To update your Microsoft Excel worksheet, you can add a data series to the source data and also update the worksheet chart to make your data meaningful to your colleagues and clients. Applying an ...

Data visualization is one of the most important tools we have to analyze data. But it’s just as easy to mislead as it is to educate using charts and graphs. In this article we’ll take a look at 3 of ...

Researchers at the Mayo Clinic in Rochester, Minnesota, looked at more than 600 research articles published in top physiology journals in early 2014, and found that bar graphs were used to describe ...

Bar graphs seem like one of the simplest ways to represent data. Many people assume that the longer the bar, the bigger the number it represents. Sometimes bar graphs represent an average not a total ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Graphs are pictorial representations of numbers. Therefore, at the least, we ...

You can make a bar graph in Excel by first selecting the range of data you want to depict, and then using the dropdown menu to select the desired chart. A bar graph represents the data of an Excel ...

See how easy it is to create interactive web graphs from ggplot2 visualizations with the ggiraph R package. You can even link graphs so that clicking one dataviz affects the display of another. Static ...

To ensure charts and graphs are compliant with ADA standards, please use alt text to describe the nature or content of the data shown. If a chart is too complex to explain properly through alt text ...