Thanks to their visual simplicity, bar graphs are popular tools for representing data. But do we really understand how to read them? New research from Wellesley College published in the Journal of ...

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 ...

If you’re a biomedical researcher and you’re using bar graphs to plot continuous data, Tracey L. Weissgerber has one word for you: “Stop.” Weissgerber, a physiologist at Mayo Clinic, is on a crusade ...

Bar charts are a way to represent categorical data visually, in a horizontal or vertical display. Bars can be single, stacked, or grouped. By looking through the whole chart, it is easy to see the ...

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 ...

From the bar graph above, the main points are: Each bar has its own label on the horizontal axis There is a scale on the vertical axis The bars are of equal width ...

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 ...