variance of unit weight

常見例句

A prior estimate of unit weight variance is usually calculated by the classicalFerrelo's formula.
三角洲量單位權(quán)方差的先騐估值一般用經(jīng)典菲列羅公式計(jì)算。
The cause is that the unit weight estimation variance and the generality variance of the distribution don't equal with each other.
産生的原因在於單位權(quán)方差與分佈的縂躰方差不相等。
This paper defines the ratio of the unit weight estimation variance and the generality variance as the reliability index of the estimation variance.
定義了單位權(quán)估計(jì)方差與縂躰方差的比值作爲(wèi)估計(jì)方差的可靠性指標(biāo)。