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endoself comments on In Defense of Objective Bayesianism: MaxEnt Puzzle. - Less Wrong Discussion

6 Post author: Larks 06 January 2011 12:56AM

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Comment author: endoself 06 January 2011 04:32:35AM *  0 points [-]

This seems wrong to me too. His prior shows that he has some other information about Peterson, but then he throws it out.

P(A|ε) = P(A & ε)/P(ε) = 0.1/0.2 = 0.5 != 0.8

This failure to use all of the evidence is exactly what Jaynes warns against for much of PT:LoS.