id author title date pages extension mime words sentence flesch summary cache txt hx11xd10s04 Ian Campbell Measuring Subpopulation Invariance in Test Equating with Equivalence Testing 2020 .txt text/plain 275 14 40 Evaluating subpopulation invariance in test equating is crucial to establishing the fairness and interchangeability of scores that arise from multiple forms. Tests that are administered in multiple forms, including many high-stakes educational tests, often rely on test equating to produce directly comparable scores. cache/hx11xd10s04.txt txt/hx11xd10s04.txt