For even the most new-to-the-program users, compiling a graph in Microsoft Excel is fairly intuitive. Excel offers a one-click option on its "Insert" menu to take data on a spreadsheet and render it ...

When you create a graph in Microsoft Excel 2010, the axis labels and legend titles are drawn from the information in the cells surrounding the data. However, if you have subscripts or superscripts in ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. This post is motivated by a comment on my blog post Line Charts Are Not Always ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...