Microsoft Excel is a powerful spreadsheet platform used to organize and interpret data. With Excel, you make calculations and analyze statistical data based on columns and rows of information. Excel ...

Microsoft Excel charts give you a large number of options for displaying the data in your spreadsheet. Sometimes, it is useful and informative to plot two different sets of data on the same chart, ...

I blew it! In my post earlier this morning about charts with dual y-axes I picked some miscellaneous data as an illustration. Then I saw a tweet about an article written in October that lays out the ...

If you write things on the internet, angry email is inevitable. If you make charts on the internet, angry email about those charts is inevitable. Especially if your charts sometimes use a y-axis that ...

To illustrate the sustaining growth of the Internet, Federated Media’s John Battelle showed a nifty X/Y axis chart. The chart shows a constant rate of growth. “I’ve been showing this since ...