Despite the chant that correlation is not causation, some researchers believe the design of scatter plots nudges us to the wrong conclusions. Can a change in their design lessen that risk? Analyzing ...

Along with bar charts, scatter plots are probably the most common type of graph to help managers make decisions based on data. When you have a data set consisting of pairs of numbers, such as counts ...

Please read my last post first, before you begin this one. I ended the last post by suggesting that we were probably more interested in changes than in price levels. If this isn't immediately ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

If you have a hard time differentiating your pop Christmas tunes from you shimmer psych jams, you’re in luck. This scatter graph will help you get a grip on pretty much any genre of music, including ...

It’s almost certainly the most closely scrutinized scatter chart in financial markets. Every three months since January 2012, the Federal Reserve has sent analysts scurrying by updating its “dot plot, ...