Pie charts can be drawn easily, if we remember the crucial fact that there are 360 degrees about the centre of the circle. We split this up to show the different quantities.

Statisticians often complain about pie charts because it’s hard to make numerical comparisons between the categories, ...

Excel’s chart features can turn your spreadsheet data into compelling visual communications—if you know what to do. This guide will walk you through the basics of setting up trends, percentages, ...

To draw a pie chart, we need to represent each part of the data as a proportion of 360, because there are \(360^{\circ}\) in a circle. For example, if 55 out of 270 vehicles are vans, we will ...

Use the Table button to select the CLASS table. Use the Chart column button to select AGE as the column you want the pie to represent. Select 2D if it is not already selected. Select Number of slices.

Data is everywhere, today. We cannot imagine a world without bar graphs or pie charts anymore -- they have become integral to presenting information. From billion-dollar companies to small businesses, ...