Each part of the pie represents a subcategory of the whole data.
As the name suggests, the chart is in the form of a big pie that represent the whole data, which is divided into many parts or slices. These charts break the whole data into parts to make even the most complex data simpler to grasp. However, it remained under the popular chart ever since then. Ever since then this chart is praised for its intuitive readability but also criticized for the lack of accuracy.
It gained popularity in the early 1800’s when a Scottish engineer used a pie chart to represent his statistical study. It’s hard to say when did we first start using pie charts, but it sure has been in the run since long. It is simple to draw, and the information can be easily conveyed through it. Pie charts have been known as the most fun chart to convey data.
