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 ...

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 ...

One option for sharing reports with your team is to simply rattle off numbers. Think something like this: "We allocated 10% of operating budget to maintenance, 15% to hardware upgrades, 18% to ...

I have a confession. I never actually considered the origin of graphs or pie charts. It never occurred to me that they had any history at all, I probably assumed they were as old as mathematics. In ...