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A lot of data visualization requires the technical expertise of a programmer and skills that take time and resources to develop. A rise in free tools, however, has made it easier to make interactive ...

Although we don't believe in timing the market or panicking over daily movements, we do like to keep an eye on market changes -- just in case they're material to our investing thesis. Five years ago ...

Cayley graphs provide a powerful and intuitive framework linking group theory with graph theory by representing groups through vertices and edges defined by a generating set. In the realm of finite ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse (or ...

To ensure charts and graphs are compliant with ADA standards, please use alt text to describe the nature or content of the data shown. If a chart is too complex to explain properly through alt text ...

Let’s say you’ve polled your customers and now have a spreadsheet full of data from which you need to glean insights. There are complicated tools that can do this, such as IBM’s SPSS software, but to ...