Psychometric and Statistical Analysis Tools R package PsyMetricTools version 1.2.2 Provides tools for psychometric and statistical analysis in social sciences, including functions for data preprocessing, factor analysis, reliability testing, descriptive statistics, visualization of Likert-scale items, measurement invariance analysis, and handling of multi-class imbalance. Facilitates advanced data analysis tasks commonly encountered in psychological and educational research. Includes an updated easy_invariance() function for ordinal data following Wu and Estabrook (2016) <doi:10.1037/met0000051>. Software Depends: R (>= 4.1.0) Imports: lavaan, semTools, psych, dplyr, tidyr, ggplot2, purrr, tibble, stringr, gridExtra, gtable, grid, pbapply, tidyselect, rlang, grDevices, scales, stats, utils Suggests: testthat (>= 3.0.0), EGAnet, bootnet, future, future.apply, progressr, progress, careless, qgraph, semPlot, ggridges, ggpubr, forcats, RColorBrewer, openxlsx, lavaan.mi, blavaan, HDInterval, ggplotify, patchwork, wesanderson, circlize Jose Ventura-Leon <jventuraleon@gmail.com> Comprehensive R Archive Network (CRAN) Jose Ventura-Leon [aut, cre] (ORCID: <https://orcid.org/0000-0003-2996-4244>) GPL (>= 3) 2026-08-06 application/tgz https://CRAN.R-project.org/package=PsyMetricTools doi:10.32614/CRAN.package.PsyMetricTools