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¥Ñ jacky ©ó ¬P´Á¥| ¤Q¤G¤ë 19, 2002 9:55 pm


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¥Ñ yll ©ó ¬P´Á¤­ ¤Q¤G¤ë 20, 2002 1:25 pm


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¥Ñ jacky ©ó ¬P´Á¤» ¤Q¤G¤ë 21, 2002 1:55 pm


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¥Ñ bibi ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 12:21 am


µª®×¥¿½T²v¬°¦Ê¤À¤§92

1-(0.2*0.4)=0.92

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¥Ñ jacky ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 1:11 am


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¥Ñ bibi ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 10:57 am


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(0.8*0.6)/(0.8*0.6+0.2*0.4)=6/7

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¥Ñ yll ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 11:48 am


(0.8*0.6)/(0.8*0.6+0.2*0.4+0.8*0.4+0.2*0.6)=0.48
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¥Ñ bibi ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 12:43 pm


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¥Ñ yll ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 7:23 pm


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¥Ñ jacky ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 8:23 pm


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1. ¦pªG©ú¤Ñ ¡¨¯uªº¡¨ ·|¤U«B
„» A =0.8 w ¡yA·Ç½T©R¤¤©ú¤Ñ·|¤U«B¡z¡]¤U¦C©Ò¦³¦³ÃöA¡BB«á±µ¤p¼g¦r¥Àªº±Ô­z¨Ì¦¹Ãþ±À¡^  
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A = 0.8w
¡ãA = 1 ¡V 0.8 = 0.2x
B = 0.6y
¡ãB = 1 ¡V 0.6 = 0.4z
R = A ¡Ñ B = 0.48wy
(¡ãA&B) = 0.2x ¡Ñ 0.6y = 0.12xy
(A&¡ãB) = 0.8w ¡Ñ 0.4z = 0.32wz

2. ¦pªG©ú¤Ñ ¡¨¯uªº¡¨ ¤£·|¤U«B
„» A = 0.2w ¡yA·Ç½T©R¤¤©ú¤Ñ¤£·|¤U«B¡z¡]¾lÃþ±À¡^
A = 1 ¡V 0.8 = 0.2w
¡ãA = 0.8x
B = 1 - 0.6 = 0.4y
¡ãB = 0.6z
¡ãR = A ¡Ñ B = 0.08wy
(¡ãA&B) = 0.8x ¡Ñ 0.4y = 0.32xy
(A&¡ãB) = 0.2w ¡Ñ 0.6z = 0.12wz

¡ï ©ú¤Ñ A»P B ·|©R¤¤¤U«Bªº¾÷²v =
P(R|A&B) = 0.48wy ¡Ò¡]0.48wy + 0.08wy¡^¡Ü 0.8571428571

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¥Ñ bibi ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 9:55 pm


6/7=0.8571428571

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¥Ñ yll ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 10:00 pm


¦Ó¥BP(R|A&B) = 0.48wy ¡Ò¡]0.48wy ¡Ñ 0.08wy¡^¡Ü 0.8571428571
À³§ïP(R|A&B) = 0.48wy ¡Ò¡]0.48wy + 0.08wy¡^¡Ü 0.8571428571

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¥Ñ kevin ©ó ¬P´Á¤@ ¤Q¤G¤ë 23, 2002 10:04 pm


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