MDISC: Compute multidimensional discrimination index
Description
Returns a vector containing the MDISC values for each item in the model input object (Reckase, 2009).
Usage
MDISC(x)
Arguments
x
an object of class 'SingleGroupClass'
References
Chalmers, R., P. (2012). mirt: A Multidimensional Item Response Theory
Package for the R Environment. Journal of Statistical Software, 48(6), 1-29.
10.18637/jss.v048.i06
Reckase, M. D. (2009). Multidimensional Item Response Theory. Springer.