What an outstanding group of readers I have! Both the quality and the quantity of entries to the Graph Makeover Contest were amazing. There were 29 entries to the first part of the contest which ...

The pie chart got its name honestly: It’s shaped like a pie and carved into pieces like slices. But where its namesake generally contains gooey sweetness, pie graphs are filled with chalky, boring ...

Editor’s Note: We’ve been looking at inequality quite a bit lately. In the piece ‘Land of the Free, Home of the Poor,’ we used a trio of pie charts broken down into five quintiles to illustrate ...

Pie charts are a way to show data. Pie charts show proportions of a whole. The circle of the pie chart represents the whole. That's a full 360 degrees. Each part, or slice, represents part of the ...

Whether you are preparing a proposal for a new client or presenting your annual sales forecast, pie charts provide an instant visualization of complex numbers. Microsoft Excel includes a range of ...

Excel displays percentages of a whole using pie charts, also known as wedge charts of circle graphs. Businesses tend to rely on such charts. The diagrams appear cluttered when graphing many items, and ...

Since it is tax day I chose a chart from the IRS for my comments today. Figure 1 shows the chart with the labels cropped out. The wedges of a pie chart add to 100%. Please estimate the percentage of ...