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equaltestMI

This package includes a number of functions for users to examine measurement invariance via equivalence testing along with adjusted RMSEA cutoff values. In particular, a projection-based method is implemented to test the equality of latent factor means across groups without assuming the equality of intercepts.

Users can install the package from CRAN:

## load package
install.packages("equaltestMI")
library(equaltestMI)

or install the most recent version from the maintainer's GitHub repository:

# install.packages("devtools")
# library(devtools)
devtools::install_github("gabriellajg/equaltestMI", force=TRUE)
library(equaltestMI)

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Version

Install

install.packages('equaltestMI')

Monthly Downloads

225

Version

0.6.1

License

GPL-3

Maintainer

Ge Jiang

Last Published

January 6th, 2021

Functions in equaltestMI (0.6.1)

eqMI.main

The main function to test measurement invariance
eqMI.ncp

Obtain noncentrality parameter of a chisquare distribution
eqMI.bootstrap

Bootstrap procedure to test the equality of latent factor means using projection method
LeeAlOtaiba

Lee and Al Otaiba (2015) early literacy skills in four socioeconomic groups
eqMI.covtest

Test the equality of two covariance matrices in population
eqMI.semtest

Measurement invariance tests using lavaan
eqMI.RMSEA

Obtain the RMSEA cutoff values for equivalence testing
eqMI.projection

Projection-based method for testing latent means equality
HolzingerSwineford

Holzinger and Swineford (1939) cognitive tests data in 301 children from two schools