[請問] 數學 姬路問題 請問高手
有一群人 700個人, 裡面有120個男生
現在 隨意分成兩群 350,350 各半
其中一群人都沒有男生的機率是接近多少?
謝謝
ANS 好像是 0.7
感恩
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※ 編輯: domodesty (219.84.246.188), 12/11/2015 16:28:10
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12/11 16:48, , 1F
12/11 16:48, 1F
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12/11 16:50, , 2F
12/11 16:50, 2F
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12/11 16:51, , 3F
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12/11 16:52, , 4F
12/11 16:52, 4F
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12/11 17:15, , 5F
12/11 17:15, 5F
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12/11 17:15, , 6F
12/11 17:15, 6F
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12/11 17:17, , 7F
12/11 17:17, 7F
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12/11 17:22, , 8F
12/11 17:22, 8F
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12/11 17:23, , 9F
12/11 17:23, 9F
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12/11 17:42, , 10F
12/11 17:42, 10F
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12/11 17:46, , 11F
12/11 17:46, 11F
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12/11 17:47, , 12F
12/11 17:47, 12F
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12/11 17:56, , 13F
12/11 17:56, 13F
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12/11 18:21, , 14F
12/11 18:21, 14F
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12/11 18:23, , 15F
12/11 18:23, 15F
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12/11 18:25, , 16F
12/11 18:25, 16F
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12/11 18:26, , 17F
12/11 18:26, 17F
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12/11 18:27, , 18F
12/11 18:27, 18F
※ 編輯: domodesty (219.84.246.188), 12/11/2015 18:57:23
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12/11 18:57, , 19F
12/11 18:57, 19F
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12/11 19:55, , 20F
12/11 19:55, 20F