Learn how to read a stock chart to make smarter, more calculated, and confident trading and investing decisions.

And because bar graphs are everywhere, psychologists from Wellesley College wanted to determine how well people can actually read and interpret bar graphs. Turns out, one in five people in their study ...

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 ...

Both axes are always labelled, so you know what is being shown. Look at this bar chart. Can you see that Omi read 5 more books than Sally during the summer holiday? Why not see how much you know ...

A bar graph represents the data of an Excel sheet in an easy-to-read visual graphic. There are several types of bar graphs that work for different data sets. When collecting, analyzing ...