Learn about continuous data, how to group continuous data and how to use a tally chart with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Graphs naturally generalize unstructured vectorial data and structured data such as time series, images or bags of entities. The goal of this course is to provide an overview of the fundamental ...

Bar graphs are designed to show categorized data. But they are often used for other types of data, partly because they are easier to make using Microsoft Excel than are other kinds of charts ...