curi comments on On Debates with Trolls - Less Wrong

22 Post author: prase 12 April 2011 08:46AM

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Comment author: curi 19 April 2011 01:01:41AM -1 points [-]

Where do you get the theories you consider?

Do you understand DD's point that the majority of the time theories are rejected without testing which is in both his books? Testing is only useful when dealing with good explanations.

Do you understand that data alone cannot choose between the infinitely many theories consistent with it, which reach a wide variety of contradictory and opposite conclusions? So Bayesian Updating based on data does not solve the problem of choosing between theories. What does?

Comment author: [deleted] 19 April 2011 02:18:43AM 0 points [-]

Do you understand DD's point that the majority of the time theories are rejected without testing which is in both his books? Testing is only useful when dealing with good explanations.

Bayesians are also seriously concerned with the fact that an infinity of theories are consistent with the evidence. DD evidently doesn't think so, given his comments on Occam's Razor, which he appears to be familiar with only in an old, crude version, but I think that there is a lot in common between his "good explanation" criterion and parsimony considerations.