Pie charts are used to show percentages of the whole, and Line charts excel with data trends. The remaining chart designs include Area, Stock, Surface, Combo, Pareto, Histogram, and Sunburst.

The Guardian is outraged by a pie chart (Photo taken by Engadget) used by Steve Jobs at MacWorld to illustrate the iPhone’s marketshare, calling him the "king of snake oil salesman" due to its ...

A pie chart is not the right chart to use if you need to label each percent. ... The one single thing pie charts are good at is when you're comparing 2-3 different data points with very different ...

Teacher Notes. This clip could be used to revisit fractions, decimals and percentages. A pie chart with some missing information could be used as a starting point, from which to calculate unknowns.

Learn about pie charts with this BBC Bitesize Maths article. For students between the ages of 11 and 14. ... A pie chart may include the percentages of what each sector represents.