[Rasch] GPCM - number of threshold-parameters and number of response-categories
Mike Linacre (RMT)
rmt at rasch.org
Thu Mar 10 09:53:25 EST 2011
Sorry, can't help, but on the first page of
http://cran.r-project.org/web/packages/MiscPsycho/MiscPsycho.pdf it says
that Harold Doran is the maintainer of MiscPsycho.
How about emailing him?
At 3/9/2011, you wrote:
>i want to use R to estimate ability-levels for a given generalized partial
>credit model. There is a function to do so called irt.ability() from the
>package MiscPsycho. As argument, i give the observed response-pattern as
>well as the item-parameters of the model. ......
Editor, Rasch Measurement Transactions
rmt at rasch.org www.rasch.org/rmt/ Latest RMT: 24:4 Spring 2011
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