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.

This example produces a donut chart that is similar to the pie chart in Specifying the Sum Statistic for a Pie Chart in that each slice represents total sales for a site and each slice is a different ...

Nicole White is a member of the Statistical Society of Australia. Whether it’s for a work meeting or a class assignment, presenting data to others is a common task on our to-do list. We use data ...

We’ve done a few blogs this year looking at the increase in off-exchange trading, and fragmentation of what is on-exchange, even as on-exchange share continues to shrink. Today, we update one of ...