However, Professor Adrian Barnett, a statistician at the Queensland University of Technology, and researcher Victor Ogwoma argue that ``pie charts should not be used to display data'' and explain why.

They are popular because they are popular, which is a circular argument that suits a pie chart. But there are some serious downsides to using the humble pie.

The Graph Makeover Contest makes it clear that there are multiple ways to plot a data set with no one way being best. This post shows alternatives to a pair of donut charts.

P-chart building. The p-chart combines time series analysis with a graphical presentation of data by plotting successive indicator measurements in chronological order. The pragmatic choice of ...

Fox News employs charts and tricks to convey data, raising questions about media presentation.