Description of deAyala data
Mathematics data from de Ayala (2009; pg. 14); 5 item dataset in table format.
Phil Chalmers rphilip.chalmers@gmail.com
Chalmers, R., P. (2012). mirt: A Multidimensional Item Response Theory Package for the R Environment. Journal of Statistical Software, 48(6), 1-29. doi: 10.18637/jss.v048.i06
de Ayala, R. J. (2009). The theory and practice of item response theory. Guilford Press.
## Not run: dat <- expand.table(deAyala) head(dat) ## End(Not run)
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