n足够大.p不接近于0或1,样本率与总体率比较,统计量μ为()

A .https://assets.asklib.com/images/image2/2017042416433860725.gif B .https://assets.asklib.com/images/image2/2017042416434893340.gif C .https://assets.asklib.com/images/image2/2017042416435942752.gif D . |p-π|σE .https://assets.asklib.com/images/image2/2017042416440958549.gif

时间:2022-09-26 16:46:32 所属题库:医学统计学方法题库

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