get.plausible: Read ConQuest Plausible Values Output Files

Description Usage Arguments Value Author(s) References

Description

This function reads ConQuest plausible value files and automatically identifies the number of cases, the number of plausible values and the number of dimensions.

Usage

1
get.plausible(file, verbose = FALSE)

Arguments

file

Character string with the name of the ConQuest plausible values file.

verbose

Logical: Should messages printed on console?

Value

A data frame with one row per person containing the following columns:

case

Case number

ID

Identifier for this case

pv

Plausible value. Columns are named pv.[name of dimension]_[number of plausible value]. For example, pv.reading_6 refers to the 6th plausible value of reading dimension.

eap

Expecteda posteriori ability estimate for this person. Columns are named eap.[name of dimension]

eap.se

Standard error of the EAP estimate. Columns are named eap.se.[name of dimension]

Author(s)

Sebastian Weirich

References

See pp.230 of Wu, M.L., Adams, R.J., Wilson, M.R., & Haldane, S.A. (2007). ACER ConQuest Version 2.0. Generalised Item Response Modeling Software. Camberwell, Victoria: ACER Press.


eatRest documentation built on May 2, 2019, 6:25 p.m.