Correlation Cartoon
This cartoon has been discussed by ANZstat recently and also appeared on CoreEcon via Andrew Leigh. but it is a good one so I thought I would post it here anyway. A nice way to start or end a lecture on correlation I have found. Enjoy.

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July 9th, 2009 at 12:12 pm
It might be of interest to know that the original artist is: Randall Munroe of http://www.xkcd.com The actual graph is at: http://xkcd.com/552/ Another great one is: http://xkcd.com/539/. Enjoy it!