国际顶尖MBA申请交流平台--TOPWAY MBA

标题: confused [打印本页]

作者: rushcynthia 时间: 2003-1-17 11:05 标题: confused

某些数服从正态,问均值 1)小于A(具体数字)的在一倍方差外;2)大于B的在两倍方差外 C
I even can not understand the meaning ,pls explain it,thankd

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