ÑJ140+5¹º+300+200+8¹º0+510=2¹XXº,\rPÎÈ¿À@ÖÓÔ¿ÀÑJ2¹Xºx0.25=50200x0.25=50.\r±NbQR;=0.025.\r2000\r¹IIºPí%A;“>PÎÈ¿À@ÃÙ4¿ÀÖÓÔ”#\rí%8;“>PÏÈ¿À@ÃÙ4¿ÀÖÓÔ”.±NbQR;\r=P¹Aº¹1-P¹Bºº+¹1-P¹AººP¹Bº,\r¤?¨n:ð¹AºÚÛ;0.25,P¹8ºÚÛ;0.2.\r±NbQRÚÛ;0.25x0.8+0.75x0.2=0.35.EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r(III).lñò;\rEóº=1x0.4+0x0.6=0.4,0lº=1-Upx0.4+¹0-0.62x0.6=Q24\rôõ=1x0.2+0x0.8=0.2,04º=1-ON?x0.2+¹0-0.22x0.8=0.16\rD¹^=l-0.152x0.15+¹0-0.15º2x0.85=0.12751ñò;\rEY=1x0.25+0x0.75=0.25,EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r+)(^)=(1-0.25)2x0.25+(0-0.25)2x0.75=0.1875öñò;\r4\rE(5)=lx0.2+0x0.8=0.2,\rl(4)=(1-0.2)2*0.2+(0\r0.2)2x0.8=0.164ñò;\rE(^)=lx0.1+0x0.9=0.1\rl(a)=(1\r0.1)x0.1+(0\r0.÷x0.9=0.09l{ølùø
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