A graphical representation of information in which each unit of data is represented as a pie-shaped piece of a circle. See business graphics. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...

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 are 360 degrees in a circle. If 25 out of 100 students travel to ...

A pie chart can show collected data in sectors. Each sector can be labelled, or can be colour coded with a key. When drawing a pie chart, a protractor will be used to draw the angles accurately.

Last week, we wrote about our loathing of pie charts. That piece seems to have struck a nerve, so it's about time we addressed a second major beef with modern data visualization: infographics have ...

You could say the U.S. equity market is really more like three interconnected markets, with a lot of retail, mutual funds and arbitrage traders mostly separated from each other – resulting in less ...