robust variance什么意思原文是：We have also estimated the same population-averaged model using robust variance estimates,yielding…………
问题描述：
robust variance什么意思
原文是：We have also estimated the same population-averaged model using robust variance estimates,yielding…………
答
很不容易受影响的方差.
比如自变量变化,但是不怎么影响算出来的方差.
这个方差就很robust