R gives the capability of creating many graphical displays. These displays are used to view data in an easier and more concise way. In other words, graphs can help us make better sense of what happens ...

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 ...

Pie charts are a great way to present numerical data because they make comparing the magnitude of various numbers quick and easy, while also making the larger data set appreciable at a glance.