There are standard conventions for designing and reading graphs. One convention is for the values on the horizontal axis to increase from left to right. Similarly, values increase on the vertical axis ...

Often we see groups of charts in which the individual charts are fine but the group misleads. In other cases, the individual charts have problems and the groupings make matters worse. The problem with ...

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 ...