HolzingerSwineford      Holzinger and Swineford (1939) cognitive tests
                        data in 301 children from two schools
eqMI.RMSEA              Obtain the RMSEA cutoff values for equivalence
                        testing
eqMI.bootstrap          Bootstrap procedure for projection-based latent
                        means equality test
eqMI.covtest            Test the equality of two covariance matrices in
                        population
eqMI.main               The main function to test measurement
                        invariance
eqMI.ncp                Obtain noncentrality parameter of a chisquare
                        distribution
eqMI.projection         Projection-based method for testing latent
                        means equality
eqMI.semtest            Measurement invariance tests using Lavaan
printInvarianceResult   Internal function to format the results of
                        measurement invariance tests
