That if we know one guy has highest batting average in league, and other guy has lowest, we have literally no clue who's better?
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Replying to @slatestarcodex @johndbro1
oh sure there are correlations but positing a single underlying factor isn't useful the system (batter vs pitcher) is too complex
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Replying to @mtsw @johndbro1
I'm not sure that's true. Wouldn't I (not athletically skilled) do worse than Babe Ruth at pretty much everything?
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Replying to @slatestarcodex @johndbro1
oh sure but the ranges involved between you and a major leaguer are more like comparing a cat to a human than two humans
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Replying to @mtsw @johndbro1
I'm not sure you're right. Isn't the IQ equivalent of "me vs. major leaguer" something like "dumb person vs. genius"?
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Replying to @slatestarcodex @johndbro1
not gap way wider. if you recorded 100 major league plate appearences i feel extremely confident you would hit .000 (so would i)
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a normal person couldnt really be measured on the same scale we use to evaluate them, we'd get 0s the same way cats would get 0s on IQ tests
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whereas MLB quality players are all within a couple standard deviations of one another (with a longish tail of truly excellent ones)
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Replying to @mtsw @johndbro1
That just means your test has too low a floor. If you make IQ 75 people take GREs, they may not get one question right.
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Certainly if you make them take some kind of crazy test aimed at separating different geniuses from each other, they won't/
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I should probably get going now, but thanks for talking about this. Hard to find person to discuss with in non-angry way!
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If you ever want to continue discussion, my email is scott@shireroth.org
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