Package: irw Type: Package Title: Access and Analyze Data from the Item Response Warehouse Version: 1.3.1 Authors@R: c( person("Hansol", "Lee", email = "hansol@stanford.edu", role = c("aut", "cph")), person("Michael", "Hardy", email = "hardym@stanford.edu",role = c("aut", "cph")), person("Ben", "Domingue", email = "ben.domingue@gmail.com", role = c("aut", "cre", "cph")) ) Maintainer: Ben Domingue URL: https://itemresponsewarehouse.github.io/Rpkg/ Contact: mailto:itemresponsewarehouse@stanford.edu Description: Find, download, and analyze datasets from the Item Response Warehouse, a harmonized collection of item response data from educational and psychological measurement described in Nadela et al. (2026) . Functions search tables by metadata, fetch them in a common long format, reshape between long and wide layouts, simulate item response data, and compare the predictive accuracy of fitted models with the InterModel Vigorish. Depends: R (>= 4.0.0) Imports: glue, httr, imv, tibble, tools, utils, stats Suggests: arrow, redivis, testthat (>= 3.0.0), withr, evaluate, mirt, gnm, BradleyTerry2 Additional_repositories: https://redivis.r-universe.dev License: MIT + file LICENSE Encoding: UTF-8 LazyData: true Config/testthat/edition: 3 Config/build/clean-inst-doc: FALSE Config/Needs/website: rmarkdown, mirt, ltm, psychotools, psych, mokken, lavaan, lme4, difR, irtoys BugReports: https://github.com/itemresponsewarehouse/Rpkg/issues Config/roxygen2/version: 8.0.0 NeedsCompilation: no Packaged: 2026-10-18 18:25:35 UTC; root Author: Hansol Lee [aut, cph], Michael Hardy [aut, cph], Ben Domingue [aut, cre, cph] Repository: https://cran.r-universe.dev Date/Publication: 2026-10-18 14:40:07 UTC RemoteUrl: https://github.com/cran/irw RemoteRef: HEAD RemoteSha: c56d377d80d51f8ff0b8741bcac77f10efb29850