How do you choose the sample of 100?
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送交者: outsider 于 2006-07-18, 10:40:39:
回答: 调查: 从你小时候到现在认识的一百人中间 由 HunHunSheng 于 2006-07-18, 09:42:13:
If you i know 10000 people and only 1 died of car accident, then my answer should be (1) for 99 times and (2) once.
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