Science: Description of Science data

Description Author(s) References Examples

Description

A 4-item data set borrowed from ltm package in R, first example of the grm() function. See more complete documentation therein.

Author(s)

Phil Chalmers rphilip.chalmers@gmail.com

References

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

Examples

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## Not run: 
mod <- mirt(Science, 1)
plot(mod, type = 'trace')

## End(Not run)

xzhaopsy/MIRT documentation built on May 29, 2019, 12:42 p.m.