 鲜花( 5)  鸡蛋( 6)
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本帖最后由 bigsnail 于 2012-6-7 11:17 编辑 6 z# N7 f# o& s+ m- I
% E! d1 r) e$ c% ^7 fopen your mouth and wash it with detergent# t v1 a* g! s4 D$ U& ~& L/ G
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sure there is no rigorous statistical evidence because there is no way to manipulate in the experiment so as to fully justify the causality., v3 ~3 y2 w: `& d+ W" p/ x" y0 P
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And remember: ' Z/ l3 F1 G6 ^& p- t) x2 V5 @
"there is no evidence that A holds"
4 J4 l- ^% F1 e1 u1 [does NOT mean
) ?& g# Z, n1 M1 S9 B+ u" ~"there is evident that A does not hold". % l3 O% f( o, Y* R
In fact, A could hold.
0 g/ M+ {0 T U* h/ N0 n/ QIt's a matter like observability vs objective existence.6 B z8 O/ k+ ?/ d. S
So what you say doesn't constitute a refutation.
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It's mainly by argumentation. See for example:# b+ t9 W9 w: v/ O. }) ^6 k4 ~. x
. R/ e3 p* f d( r3 F"Does the death penalty cost less than life in prison without parole?"5 w5 ], T2 r1 A
in
) p! N' u! M6 s- J# E/ a. G5 s/ shttp://deathpenalty.procon.org/view.answers.php?questionID=001000
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Remember, things are more complicated than what you think.- w8 M5 S5 d" `) E2 L5 W! n
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楼主: weidsun
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发表于 2012-6-6 21:15
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发表于 2012-6-7 14:59
