Pie charts show percentages as a circle, divided into segments. A pie chart could be used to show how students travel to school. Each piece of data is shown as a proportion of 360, because there ...

If you are dealing with data involving comparative analysis of values spread across 2 different columns, try using the Line Chart or the Scatter Plot Graph. The procedure to create a line chart ...

Bar charts encode quantities by length, which is a highly accurate visual encoding and preferred over the angle-based strategy used in pie charts (Fig. 1a). Often the counts that we want to ...

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.