One of the most interesting things to talk about in math classes is the difference between correlation and causation. For example, there is a correlation between the number of movies Elijah Wood ...

Stop falling for misleading headlines. Understand the difference between correlation and causation, and learn how researchers prove real scientific facts.

Depressed people send more email. They spend more time on Gchat. Researchers at the Missouri University of Science and Technology recently assessed some college students for signs of melancholia then ...

In the first case, there is a strong upward-sloping relationship between X and Y; in the second case, no apparent relationship; in the third case, a strong downward-sloping relationship. Note the ...

This short course will provide an overview of non-parametric statistical techniques. The course will first describe what non-parametric statistics are, when they should be used, and their advantages ...

I thought I'd take a look back at the 2007 SEC football season and analyze some stats. I was wondering in particular how much the starting quarterback's production matters, and how much the main ...

Before I started playing Guess the Correlation, I didn’t expect to spend an hour of my Easter weekend obsessing over an 8-bit video game, much less one based on something that many scientists do every ...