Microsoft Excel can present two series of data points together on the horizontal axis, but if the number scale for each series dramatically differs, the data will not be readable. Using a two-sided ...

A line graph is used to spot trends in data over time. In order to produce a line graph, data is required. The data often comes in the form of a table. A student recorded how much time they spent ...

Data visualization is one of the most important tools we have to analyze data. But it’s just as easy to mislead as it is to educate using charts and graphs. In this article we’ll take a look at 3 of ...

Adobe Illustrator's Graph tool opens a miniature spreadsheet-like window into which you can enter rows and columns of data to produce column, bar, line, area, scatter, pie and radar graphs. Its line ...