Day: December 16, 2009

What reform will do – now with data!

Aaron Carroll - RA Archives December 16, 2009

I love Nate Silver. The main reason why that’s so is that he uses pretty scientific methods. He not only will perform complex analyses –

Causation without Correlation is Possible

Austin Frakt December 16, 2009

It is well known that correlation does not prove causation. What is less well known is that causation can exist when correlation is zero. The

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