irt.itemweight: IRT Item Weight File Creator
In m070ch/ips.tools: Tools for IPS

Description Usage Arguments Details Value See Also Examples

Formats Item Weights for IRT Calibration

1	irt.itemweight(data, write, form, round, outfitflag, displacementflag)

`data`	The IRT item output
`write`	boolean (default = FALSE)- write to .txt file for Winsteps use
`form`	The form code (only necessary if write = TRUE)
`round`	Is this the first (1) or second(2) calibration?
`outfitflag`	a vector of the outfit flagging parameters
`displacementflag`	a vector of the displacement parameters

Creates an Item Weight file for CRM Calibration. If round = 1, take Winsteps Input- data (see irt.createdata), weights based on Item Status. If round = 2, takes Winsteps Output- IRT Item table, and weights based on Item Status, Outfit MSQ, and Displacement.

An item Weights table

Other IRT Calibration: irt.cleanupresults, irt.controlcard, irt.createdata, irt.itemanchor, irt.itemstructure, irt.personweight