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, ...

Back in 2004, data visualization guru posted an article on his website about small intense charts that he dubbed sparklines. The idea is to fit a lot of data points into a chart that is about the same ...

Users will appreciate a chart that updates right before their eyes. In Microsoft Excel 2007 and Excel 2010, it's as easy as creating a table. In earlier versions, you'll need the formula method.