search for: tp23016400p23683238

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2009 Apr 13
3
Clustered data with Design package--bootcov() vs. robcov()
Hi, I am trying to figure out exactly what the bootcov() function in the Design package is doing within the context of clustered data. From reading the documentation/source code it appears that using bootcov() with the cluster argument constructs standard errors by resampling whole clusters of observations with replacement rather than resampling individual observations. Is that right, and is