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Estimating IRT models by using nlme() function

1 message · Joshua Wiley

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Hi Cengiz,

This message is more likely to be answered on the R Sig mixed models
list.  I took the liberty of copying that list and including the
original data for them.

Cheers,

Josh


2011/11/11 Cengiz Zopluo?lu <cen.zop at gmail.com>: