"Frequentists vs. Bayesians", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License
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'Detector! What would the Bayesian statistician say if I asked him whether the--' [roll] 'I AM A NEUTRINO DETECTOR, NOT A LABYRINTH GUARD. SERIOUSLY, DID YOUR BRAIN FALL OUT?' [roll] '... yes.'