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本帖最后由 bigsnail 于 2012-6-7 11:17 编辑
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7 Z8 Y: m+ I1 I3 M9 Q* @5 Wopen your mouth and wash it with detergent) u) p$ \7 r6 l. c
. ^$ w$ m' ^: zsure there is no rigorous statistical evidence because there is no way to manipulate in the experiment so as to fully justify the causality.
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7 K, V& X( d* cAnd remember:
& h ]& S, ?2 @# _9 ^4 j: D' |"there is no evidence that A holds" c& ~0 H7 ^: ]& `3 e! j+ c
does NOT mean 4 j/ L8 K: C$ w3 @. L9 g
"there is evident that A does not hold".
- z! d' x3 m7 S. CIn fact, A could hold. $ o# K7 `4 a, Q D
It's a matter like observability vs objective existence.3 D3 f/ r. w& G& P# _
So what you say doesn't constitute a refutation.- F) ^0 X5 r5 L4 _4 D. z1 G
% q Z1 F/ n! M: E9 gIt's mainly by argumentation. See for example:. O6 T/ \5 z. x$ D3 N. }7 X6 a
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"Does the death penalty cost less than life in prison without parole?"
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http://deathpenalty.procon.org/view.answers.php?questionID=001000
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Remember, things are more complicated than what you think.% M2 u/ ]. p( o j' M5 m! A
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