josephlau 2009-6-1 12:13
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arararchchch 2009-6-1 12:51
[quote]ì©«¥Ñ [i]josephlau[/i] ©ó 1-6-2009 12:13 µoªí [url=http://xocat.com/f/redirect.php?goto=findpost&pid=7189592&ptid=265925][img]http://xocat.com/f/images/common/back.gif[/img][/url]
[b][size=4][color=blue]²{¦³¤Q¤G²Éªi¤l¡A¥~§Î§¹¥þ¤@¼Ë¡A¨ä¤¤¤@²É¤ñ¨ä¾lªº¤Q¤@²É»´©Î«¤@¨Ç¡]¤£¯à¥Î¤â¥h¤À§O¡^¡A²{¦³¤@Ӥѥ (Beam Balance) ¥Î§@¤ñ¸û»´«¡A¦ý¥u¥i¤ñ¸û¤T¦¸¡A½Ð°Ý¦p¦ó¦w±Æ¤~¥i§â³o²É«¶q¤£¦Pªºªi¤l§ä¥X¨Ó¨Ã«ü©ú¬O»´©Î«¡C[/color][/size][/b]
... [/quote]
¨ä¤¤¤@²É¤ñ¨ä¾lªº¤Q¤@²É»´©Î«¤@¨Ç => ¤UºÙ"ªG²Éªi¤l"
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a) 4 vs 4,¦@8²É
b) 2 vs 2,¦@4²É
[color=red]ºÙ²Ä¤@¦¸,[/color]¥ý¶q«×a),
Case 1
-¦pªG¨âÃä¤@¼Ë«,ËݧY«Y°²ªi¤l«Yb)ªG4²É¤J±
-[color=#ff0000]ºÙ²Ä¤G¦¸,[/color]¶q«×b),(¨âÃä¦U¨â²É),«/»´dªGÃ䦳ªG²Éªi¤l
-[color=#ff0000]ºÙ²Ä¤T¦¸,[/color][color=#000000]¶q«×¤W±ªG¨â²Éªi¤l,«/»´dªGÃ䦳ªG²Éªi¤l[/color]
Case 2
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-[color=#ff0000]ºÙ²Ä¤G¦¸,[/color]¶q«×a)¤J±«/»´dªG4²É(¨âÃä¦U¨â²É),«/»´dªGÃ䦳ªG²Éªi¤l
-[color=#ff0000]ºÙ²Ä¤T¦¸,[/color]¶q«×¤W±«/»´dªG2²É(¨âÃä¦U¤@²É),«/»´dªGÃ䦳ªG²Éªi¤l
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[[i] ¥»©«³Ì«á¥Ñ arararchchch ©ó 2009-6-1 12:55 ½s¿è [/i]]
josephlau 2009-6-1 16:26
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Case 1, ²Ä¤G¦¸¯¯ªºµ²ªG¤@©w¬O¤@Ãä»´¥t¤@Ãä«¡Aµ²½×¬O»´ªº¨â²É¤¤¥i¯à¦³¨ä¤¤¤@²É¸û»´©Î«ªº¤@Ã䪺¨â²É¤¤¦n¯à¦³¨ä¤¤¤@²É¸û«¡A©Ò¥H§A¤£¥i¯à¦b²Ä¤T¦¸¯¯§ä¨ìµª®×¡C
Ä~Äò§V¤O§a¡I¡I
arararchchch 2009-6-1 16:38
[quote]ì©«¥Ñ [i]josephlau[/i] ©ó 1-6-2009 16:26 µoªí [url=http://xocat.com/f/redirect.php?goto=findpost&pid=7191772&ptid=265925][img]http://xocat.com/f/images/common/back.gif[/img][/url]
¤£¥¿½T¡I
Case 1, ²Ä¤G¦¸¯¯ªºµ²ªG¤@©w¬O¤@Ãä»´¥t¤@Ãä«¡Aµ²½×¬O»´ªº¨â²É¤¤¥i¯à¦³¨ä¤¤¤@²É¸û»´©Î«ªº¤@Ã䪺¨â²É¤¤¦n¯à¦³¨ä¤¤¤@²É¸û«¡A©Ò¥H§A¤£¥i¯à¦b²Ä¤T¦¸¯¯§ä¨ìµª®×¡C
Ä~Äò§V¤O§a¡I¡I [/quote]
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¥H«e¦³¤@±ø«Y¸Ü¤wª¾¦³¤@²É«Y«¥ª...
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¦è«n· 2009-6-7 17:14
[quote]ì©«¥Ñ [i]arararchchch[/i] ©ó 2009-6-1 16:38 µoªí [url=http://forum.timway.com/f/redirect.php?goto=findpost&pid=7191897&ptid=265925][img]http://forum.timway.com/f/images/common/back.gif[/img][/url]
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¥H«e¦³¤@±ø«Y¸Ü¤wª¾¦³¤@²É«Y«¥ª...
¤µ¦¸Iµª®×´N°I¥ª... [/quote]
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josephlau 2009-6-16 11:28
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¦è«n· 2009-6-17 10:37
[quote]ì©«¥Ñ [i]josephlau[/i] ©ó 2009-6-16 11:28 µoªí [url=http://forum.timway.com/f/redirect.php?goto=findpost&pid=7363735&ptid=265925][img]http://forum.timway.com/f/images/common/back.gif[/img][/url]
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josephlau 2009-6-17 12:05
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³o²³æ¼Æ¾Çì²z¥u¬O¤@¯ëªº Probability Theory ¡G
¨C¤@¦¸¤ñ¸û«¶q³£¦³¤TÓ¥i¯à (Outcome) ¡G1-¬Û¦P«¶q¡F2-¥ª¤ñ¥k«¡F3-¥k¤ñ¥ª«¡C
¤T¦¸¤ñ¸û«á¥i±o¥X ¡]3 x 3 x 3) = 27 outcomes;
¦ý°ÝÃD¥u»Ý¤À¿ë 12 ²Éªi¤lªº»´©Î« ¡÷ 2 x 12 = 24 coutcomes;
¬G¦¹¤T¦¸¤ñ¸û¤@©w¥i¥H§ä¥Xµª®×¡C
arararchchch 2009-6-17 13:49
[quote]ì©«¥Ñ [i]josephlau[/i] ©ó 17-6-2009 12:05 µoªí [url=http://xocat.com/f/redirect.php?goto=findpost&pid=7375951&ptid=265925][img]http://xocat.com/f/images/common/back.gif[/img][/url]
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¨C¤@¦¸¤ñ¸û«¶q³£¦³¤TÓ¥i¯à (Outcome) ¡G1-¬Û¦P«¶q¡F2-¥ª¤ñ¥k«¡F ... [/quote]
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Ivan
¦è«n· 2009-6-18 12:08
[quote]ì©«¥Ñ [i]josephlau[/i] ©ó 2009-6-17 12:05 µoªí [url=http://forum.timway.com/f/redirect.php?goto=findpost&pid=7375951&ptid=265925][img]http://forum.timway.com/f/images/common/back.gif[/img][/url]
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¨C¤@¦¸¤ñ¸û«¶q³£¦³¤TÓ¥i¯à (Outcome) ¡G1-¬Û¦P«¶q¡F2-¥ª¤ñ¥k«¡F ... [/quote]
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josephlau 2009-6-18 15:01
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²{´£¨Ñ¥t¤@Ó¤èªkµ¹»Õ¤U°Ñ¦Ò¡]¤ð»Ý¥Î ¤Ñ¡A¦a¡A¤H¡^¡G
After 1st trial , A B C ¡r¥Ò¤A¤þ ¡÷ either A,B,C is heavier OR ¥Ò,¤A,¤þ is lighter;
For 2nd trial, I'll compare AB with ¥ÒC,
Outcome of 2nd trial will be one of the three follows :
1. AB = ¥ÒC ¡÷ ¤A or ¤þ is lighter,
2. AB ¡r¥ÒC ¡÷ A or B is heavier OR ¥Ò is lighter,
3. AB ¡q ¥ÒC ¡÷ C is heavier.
For 3rd trial, leave it to you.
arararchchch 2009-6-18 15:27
¤S¤F¤j®aªºTips,®t¤£¦h¤F...ÁÂÁÂ...¬õ¦r¨º¸Ì¦³°ÝÃD...
³] ABCDEFGHIJKL¬°12²Éªi¤l,½s¸¹¥ô·N
²Ä1¯¯: ABC vs DEF
Case 1) ABC=DEF => ABCDEF¥þ¯u
²Ä2¯¯: ABC vs GHI
Case 1.1) ABC>GHI => °²=»´,°²¦bGHI
²Ä3¯¯: AG vs BH
Case 1.1.1) AG=BH => I¬O°²,»´¤F
Case 1.1.2) AG>BH => H¬O°²,»´¤F
Case 1.1.3) AG<BH => G¬O°²,»´¤F
Case 1.2) ABC<GHI => °²=«,°²¦bGHI
²Ä3¯¯: AG vs BH
Case 1.2.1) AG=BH => I¬O°²,«¤F
Case 1.2.2) AG>BH => G¬O°²,«¤F
Case 1.2.3) AG<BH => H¬O°²,«¤F
Case 1.3) ABC=GHI => °²¦bJKL
²Ä3¯¯: AJ vs BK => [color=red][b]???[/b][/color]
Case 2) ABC>DEF => GHIJKL¥þ¯u
²Ä2¯¯: ABC vs GHI
Case 2.1) ABC>GHI => °²=«,°²¦bABC
²Ä3¯¯: AG vs BH
Case 2.1.1) AG=BH => C¬O°²,«¤F
Case 2.1.2) AG>BH => A¬O°²,«¤F
Case 2.1.3) AG<BH => B¬O°²,«¤F
Case 2.2) ABC<GHI => ¤£¥i¯à¦P®ÉGHI>ABC>DEF(¥u±o¤@²É°²),©Ò¥H³oCase¤£¥i¯àµo¥Í
Case 2.3) ABC=GHI => °²=»´,°²¦bDEF
²Ä3¯¯: AD vs BE
Case 2.3.1) AD=BE => F¬O°²,»´¤F
Case 2.3.2) AD>BE => E¬O°²,»´¤F
Case 2.3.3) AD<BE => D¬O°²,»´¤F
Case 3) ABC<DEF => GHIJKL¥þ¯u
²Ä2¯¯: ABC vs GHI
Case 3.1) ABC>GHI => ¤£¥i¯à¦P®ÉDEF>ABD>GHI(¥u±o¤@²É°²),©Ò¥H³oCase¤£¥i¯àµo¥Í
Case 3.2) ABC<GHI => °²=»´,°²¦bABC
²Ä3¯¯: AD vs BE
Case 3.3.1) AD=BE => C¬O°²,»´¤F
Case 3.3.2) AD>BE => B¬O°²,»´¤F
Case 3.3.3) AD<BE => A¬O°²,»´¤F
Case 3.3) ABC=GHI => °²=«,°²¦bDEF
²Ä3¯¯: AD vs BE
Case 2.1.1) AD=BE => F¬O°²,«¤F
Case 2.1.2) AD>BE => D¬O°²,«¤F
Case 2.1.3) AD<BE => E¬O°²,«¤F
¦è«n· 2009-6-18 17:39
>>>²Ä3¯¯: AJ vs BK => ???
³oªí¥Ü¦¹¸ô¤£³q¡A¦A¦¸§V¤O¡C
josephlau¥S¦¬PM
arararchchch 2009-7-4 23:35
[quote]ì©«¥Ñ [i]¦è«n·[/i] ©ó 18-6-2009 17:39 µoªí [url=http://xocat.com/f/redirect.php?goto=findpost&pid=7390510&ptid=265925][img]http://xocat.com/f/images/common/back.gif[/img][/url]
>>>²Ä3¯¯: AJ vs BK => ???
³oªí¥Ü¦¹¸ô¤£³q¡A¦A¦¸§V¤O¡C
josephlau¥S¦¬PM [/quote]
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¦è«n· 2009-7-5 20:40
¦^´_ 14# ªº©«¤l
Ivan,
¦³ÉN°Ñ¦Ò¹L#10 ªº©«¤l§r¡H
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ape168 2009-7-9 16:20
:funk: :funk: :funk: :L :L :L
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