标准差计算公式-天气预报

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标准差计算公式

更新时间： 2021-03-24 21:53:55

1、总体标准差=σ=sqrt(((x1-x)^2 +(x2-x)^2 +......(xn-x)^2)/n )；

2、样本标准差=方差的算术平方根=s=sqrt(((x1-x)^2 +(x2-x)^2 +......(xn-x)^2)/（n-1）)；

3、标准差公式是一种数学公式。标准差也被称为标准偏差，或者实验标准差。

关键词：标准计算公式

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