data.ess2005: Dataset European Social Survey 2005

In sirt: Supplementary Item Response Theory Models

Dataset European Social Survey 2005

Description

This dataset contains item loadings \lambda and intercepts \nu for 26 countries for the European Social Survey (ESS 2005; see Asparouhov & Muthen, 2014).

Usage

data(data.ess2005)

Format

The format of the dataset is:

List of 2
$ lambda: num [1:26, 1:4] 0.688 0.721 0.72 0.687 0.625 ...
..- attr(*, "dimnames")=List of 2
.. ..$ : NULL
.. ..$ : chr [1:4] "ipfrule" "ipmodst" "ipbhprp" "imptrad"
$ nu : num [1:26, 1:4] 3.26 2.52 3.41 2.84 2.79 ...
..- attr(*, "dimnames")=List of 2
.. ..$ : NULL
.. ..$ : chr [1:4] "ipfrule" "ipmodst" "ipbhprp" "imptrad"

References

Asparouhov, T., & Muthen, B. (2014). Multiple-group factor analysis alignment. Structural Equation Modeling, 21(4), 1-14. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1080/10705511.2014.919210")}

sirt documentation built on May 29, 2024, 8:43 a.m.