https://juanluislegorretatorres.r-universe.devRecent package updates in juanluislegorretatorresR-universehttps://github.com/juanluislegorretatorres.pnghttps://juanluislegorretatorres.r-universe.devFri, 05 Jun 2026 16:45:20 GMTjlegorreta2002@yahoo.com.mx (Juan Luis Legorreta Torres)Estimates item parameters of the two-parameter logistic (2PL) model in Item Response Theory (IRT) using the marginal Bayesian modal estimation via the Expectation-Maximization (EM) algorithm. The package calibrates item discrimination and difficulty parameters, yielding results comparable to software like 'BILOG-MG'.https://github.com/r-universe/juanluislegorretatorres/actions/runs/27195260197Fri, 05 Jun 2026 16:45:20 GMTirtbem2pl1.0.0successhttps://juanluislegorretatorres.r-universe.devhttps://github.com/juanluislegorretatorres/irtbem2pl