mirt (version 1.16)

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

Reckase, M. D. (2009). Multidimensional Item Response Theory. Springer.

See Also

extract.group

Examples

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

# }