标准差系数

1
[统计] coefficient of standard deviation
标准差系数(Coefficient of Standard Deviation ) 标准差系数是将简单标准差及加权标准差分别除以相应的平均数, 用以反映变量值离差的相对水平, 它的计量单位为百分比。

1
提供了一个在数学期望值不相等条件下进行概率分析的新方法，该方法采用所谓标准差系数作为分析指标。
Using the standard deviation coefficient as analysis target, the author provides a new probability analysis method, in case the mathematical expectations are different.
2
在销售量为随机变量的时候，本文利用标准差系数来讨论销售量、税息前收益和税后收益的波动程度之间的联系。
This thesis is to analyze the coefficient of standard deviation of the earnings before interest and tax and the earnings per share.
3
其次，相比一个标准差的美国幸福感（即0.635），这对大多数变量系数看起来很小。
Second, when compared to the size of one standard deviation of Americans' reported happiness (which is 0.635), the coefficients on most of these variables look small.

点击反馈