This example subgroups by department the 3D vertical bar chart of total sales for each site that is shown in Specifying the Sum Statistic in Bar Charts. In addition to subdividing the bars to show the ...

Smart energy meters are great for helping people conceptualise their use of energy in real-time, rather than being faced with a nebulous bill every quarter, but what if rows of numbers leave you ...

Tables, graphs and 3D bar charts just don't cut it anymore. To really glean insights from all that data you're collecting, you need pretty pictures, maps and interactive "cinematic guided tours" that ...

A bar chart is a diagram that uses rows of horizontal or vertical bars to show information. The title tells you what the bar chart is about. The vertical and horizontal lines are called axes. The ...

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.

Tables, pictograms, and charts are some of the tools you can use to compare data. They can be used to answer questions you have about the information you have. They can also be used to help you think ...