R: Unidimensional and Multidimensional Reliability Coefficients

# Unidimensional and Multidimensional Reliability Coefficients

## Documentation for package ‘reliacoef’ version 1.0.1

- DESCRIPTION file
- User guides, package vignettes and other documentation
- Package NEWS
- Package README

## Help Pages

alpha | Obtain Coefficient Alpha
bifactor | Obtain bifactor reliability estimates
Cho2016 | Cho's (2016) artificial unidimensional data of four items
Cho_multi | Synthetic Multi-dimensional Covariance Matrix from Cho (2025)
correlated_factors | Obtain correlated factors reliability estimates
feldt | Obtain Feldt's classical congeneric reliability coefficient
get_cov | Obtain the Covariance Matrix
gilmer | Obtain the Gilmer-Feldt reliability coefficient
Graham1 | Graham's (2006) first unidimensional data
hancock | Obtain Hancock's H (CFA version of maximal reliability)
hancockan | Obtain Hancock and An's (2020) coefficient
heise | Obtain Heise-Bohrnstedt's Omega
joreskog | Obtain Joreskog's congeneric reliability (Unidimensional CFA reliability)
kaisercaffrey | Obtain Kaiser-Caffrey's alpha (principal component analysis reliability)
lambda2 | Obtain Ten Berge and Zegers' (1978) mu1
lambda4_max | Obtain the Maximum Split-Half Reliability (Lambda4)
lambda5 | Obtain Guttman's Lambda5
lambda6 | Obtain Guttman's Lambda6
maximal_reliability | Obtain maximal reliability estimates of two-dimensional data
mu1 | Obtain Ten Berge and Zegers' (1978) mu1
mu2 | Obtain Ten Berge and Zegers' (1978) mu2
mu3 | Obtain Ten Berge and Socan's (2004) mu3
mu4 | Obtain Ten Berge and Socan's (2004) mu4
multirel | Compare multiple multidimensional reliability estimates
multi_parallel | Obtain multidimensional parallel reliability
nunnally | Obtain bottom-up approach multidimensional reliability estimates
second_order | Obtain second-order factor reliability estimates
simsek | Obtain Simsek-Noyan's theta (multidimensional PCA reliability)
std_alpha | Obtain standardized alpha
stratified_alpha | Obtain stratified alpha reliability estimates
test.tauequivalence | Test the essential tau-equivalence of the data
unirel | Obtain Various Unidimensional Reliability Coefficients
uni_cfa | Unidimensional confirmatory factor analysis