Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Anchor Items"”.
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THE IMPACT OF ANCHOR ITEM EXPOSURE ON MEAN/SIGMA LINKING AND IRT TRUE SCORE EQUATING UNDER THE NEAT DESIGN
… equating designs is called the nonequivalent anchor test (NEAT) design. This equating design requires two forms of a test, each of which is given to a group of examinees one year apart. The two forms have a set of items in common, usually called the anchor set, in order to control for …
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An Examination of the Improved Wald Test for Differential Item Functioning Detection with Multiple Groups
Methods for identifying items that function differentially (DIF) across groups have over time become increasingly essential for establishing validity in psychometric testing. There is a vital need for simultaneously comparing multiple groups, evidenced by the widespread proliferation of …
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An examination of how buyers subjectively perceive and evaluate product bundles
… examines how buyers evaluate a bundle of items and how perceptions of savings are formed in the context of a bundle offer. Two conceptual models were developed and tested: 1) a model of the bundle's acquisition value, and 2) a model of the bundle's transaction value. Based on behavioral …
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An in-depth analysis of DIF detection methods and equating techniques for valid test scores
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2025-08-01