EQSIRT: A user-friendly IRT program. EQSIRT – a comprehensive Item Response Theory computer program – was developed with funding by the U.S. National Cancer Institute through a Small Business Innovation Research (SBIR) grant motivated by NIH’s Patient Reported Outcomes (PROMIS) initiative.
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References in zbMATH (referenced in 1 article )
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- Cai, Li: Lord-Wingersky algorithm version 2.0 for hierarchical item factor models with applications in test scoring, scale alignment, and model fit testing (2015)