robust variance什么意思原文是:We have also estimated the same population-averaged model using robust variance estimates,yielding…………

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robust variance什么意思原文是:We have also estimated the same population-averaged model using robust variance estimates,yielding…………
robust variance什么意思
原文是:We have also estimated the same population-averaged model using robust variance estimates,yielding…………

robust variance什么意思原文是:We have also estimated the same population-averaged model using robust variance estimates,yielding…………
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