Microsoft's Excel spreadsheet program includes a Chart Wizard for making a variety of graphs from tabulated data. In some situations, as with scientific experiments, the data in one or both axes of ...

Many graph experts disagree with Darryl Huff’s argument that the scales of all graphs must begin at zero. I discuss why the rule for bar graphs may differ from that for line graphs.

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. In “When Should I Use Logarithmic Scales in My Charts and Graphs”, I showed ...

A log scale can thus mask changes in a curve because large differences between points are concealed within seemingly "regular" intervals. If the curve in the log graph is shown in regular linear ...