Causation and correlation may sound alike but are very different. The former means the root of subsequent events, while the latter refers to an actual or apparent relationship between trends in which ...

Data purists would rap my knuckles for asking this question and reply, "Never". On the other hand, "data sophists" who're accustomed to lying with Big Data in even more crude ways would wonder, “Duh, ...

There’s an old saying that goes, “figures don’t lie, but liars can figure.” But sometimes even the figures can spin a confusing story. That’s why I’ve always appreciated the power of understanding ...

If you read a lot, like me, you might notice almost daily there’s a new study that contradicts some earlier research. Something causes cancer — then it’s good for you. You know the drill. What’s going ...

Paul Kaplan: Quoting Benjamin Disraeli, Mark Twain famously quipped, "There are three kinds of lies: lies, damned lies, and statistics." In the field of investments, in which we rely heavily on ...