Saying it should have been a line chart forgets two important aspects of communication which are sometimes as important as complying with the “rules” of data visualization.

Here are five of the best free online data visualization tools to generate graphs and create different types of charts from your datasets.

Truncated Y-Axis One of the easiest ways to misrepresent your data is by messing with the y-axis of a bar graph, line graph, or scatter plot. In most cases, the y-axis ranges from 0 to a maximum ...

Master Excel charts to transform data into compelling visuals. Learn advanced techniques for effective data visualization.

Flourish is a powerful data visualization tool that helps analysts and content creators produce effective visualizations for all devices. And since Flourish runs in your browser, you don't need a ...

Google's data viz team, formed just last year, has put out best practices for designing charts.

Data visualization – the representation of data and information through charts and diagrams – can be used to clearly communicate important information and is often a much faster way of sharing ...