CA and SPOD for the Analysis of Tests Comprised of Binary Items
A test comprised of binary items has an associated theoretical structure (TS) Tp(D, R, E), which may be paired with any of a number of possible quantitative characterizations (QCs). The aim of test analysis is to examine whether a set of test items conforms to an appropriately chosen QC. In this art...
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Veröffentlicht in: | Educational and psychological measurement 1998-12, Vol.58 (6), p.916-928 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | A test comprised of binary items has an associated theoretical structure (TS) Tp(D, R, E), which may be paired with any of a number of possible quantitative characterizations (QCs). The aim of test analysis is to examine whether a set of test items conforms to an appropriately chosen QC. In this article, the authors consider one of the most common TSs, Tp(D, R, E), in which D = 1 construct, R = monotone increasing item/construct regressions, and E = errors in variables. The authors then consider two QCs appropriate for this TS and review tests for each. Several examples are provided. |
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ISSN: | 0013-1644 1552-3888 |
DOI: | 10.1177/0013164498058006004 |