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 ...

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 ...

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 ...

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 ...

The correlation function is a useful signal-analysis tool that engineers often overlook. Its formidable equation, which you have probably not thought about since your undergraduate signals and systems ...