Randomization Inference Tools R package RItools version 0.3-5 Tools for randomization-based inference. Current focus is on the d^2 omnibus test of differences of means following Hansen and Bowers (2008) <doi:10.1214/08-STS254> . This test is useful for assessing balance in matched observational studies or for analysis of outcomes in block-randomized experiments. Software Depends: R (>= 3.5.0), ggplot2, survival Imports: grDevices, abind, xtable, svd, stats, graphics, methods, SparseM, tidyr, tibble, dplyr Suggests: knitr, rmarkdown, testthat, roxygen2, MASS Enhances: optmatch Jake Bowers <jwbowers@illinois.edu> Comprehensive R Archive Network (CRAN) Jake Bowers [aut, cre], Mark Fredrickson [aut], Ben Hansen [aut], Josh Errickson [ctb] GPL (>= 2) 2025-05-17 application/tgz https://CRAN.R-project.org/package=RItools doi:10.32614/CRAN.package.RItools