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mirt (version 1.27.1)

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.

See Also

extract.group

Examples

Run this code
# NOT RUN {
mod <- mirt(Science, 2)
MDISC(mod)

# }

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