The Internet Blowhard’s Favorite Phrase

Daniel Engber, CC BY-NC, Oct 02, 2012
Commentary by Stephen Downes

This is an engaging read about the phrase "correlation does not imply causation." The phrase, of course, is the conversation-stopper of the internet age, useful any time you want to stop someone from making a claim based on the data. What's missing in the article is consideration of the question of how we do show causation - for after all, if all the data shows is correlation, how do we conclude that any causes exist?

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