Description of deAyala data

Mathematics data from de Ayala (2009; pg. 14); 5 item dataset in table format.

References

de Ayala, R. J. (2009). The theory and practice of item response theory. Guilford Press.

Author

Phil Chalmers rphilip.chalmers@gmail.com

Examples

if (FALSE) { # \dontrun{
dat <- expand.table(deAyala)
head(dat)
itemstats(dat)

} # }