Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Why am I saying that the Fox News’ graph requires a zero baseline but the Huff ...

A new study suggests that the format in which graphs are presented may be biasing people into being too optimistic or pessimistic about the trends the graphs display. Academics found that when people ...

You can make a bar graph in Excel by first selecting the range of data you want to depict, and then using the dropdown menu to select the desired chart. A bar graph represents the data of an Excel ...

Bar graphs seem like one of the simplest ways to represent data. Many people assume that the longer the bar, the bigger the number it represents. Sometimes bar graphs represent an average not a total ...

Learn what a Pareto chart is, see a few examples of the Pareto Principle in action, read benefits of the Pareto charts and learn the eight steps involved in creating a Pareto chart. Jump to: A Pareto ...

There are various types of graphs used to visually represent data, such as bar graphs, pie charts, and histograms. Chenxing Li, a postdoctoral researcher at the University of Georgia's Center for ...

In my last post I criticized a figure showing Facebook valuations over time. Although I received a number of comments, they were by email and tweets rather than the comment section of this blog.