Gaussian curves, normal curves and bell curves are synonymous. Each represents how statistical data with normal distribution plots on a graph. Normal distribution describes a particular way statistics ...

You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.

Data is rarely so uniform and predictable that plotting data points creates a perfectly linear arrangement. Scatter charts might have wildly varying plots that create a seemingly random correlation ...

Data can be presented in many ways that make it quicker and easier to read. In this section we will look at some of these ways. It is important to choose the best way to present data. A line graph can ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. In my last post I criticized a figure showing Facebook valuations over time.