Peter_de_Blanc comments on Expected utility without the independence axiom - Less Wrong

9 Post author: Stuart_Armstrong 28 October 2009 02:40PM

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Comment author: Stuart_Armstrong 29 October 2009 01:36:13AM 0 points [-]

? This is just the standard definition. The mean of the random variable, when it is expressed in terms of utils.

Should this be specified in the post, or is it common knowledge on this list?

Comment author: Peter_de_Blanc 29 October 2009 02:08:21AM 2 points [-]

You started out by assuming a preference relation on lotteries with various properties. The completeness, transitivity, and continuity axioms talk about this preference relation. Your "standard deviation bound" axiom, however, talks about a utility function. What utility function?