Scoring Omitted and Not - Reached Items : Practical Data Analysis Implications  

Oleh:

Ludlow, Larry H. ; O'Learry, Michael

Jenis: Article from Journal - ilmiah internasional
Dalam koleksi: Educational and Psychological Measurement vol. 59 no. 4 (1999), page 615-630.
Topik: ANALYSIS; analysis; tests; statistical methods
Fulltext: 615.pdf (77.03KB)

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Perpustakaan Pusat (Semanggi) Nomor Panggil: EE30.4 Non-tandon: 1 (dapat dipinjam: 0) Tandon: tidak ada

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Isi artikel

Missing data occur for a variety of reasons. Particularly problematic are those items an individual skipped or could not reach in time. This article focuses on the practical efexts of using different statistical treatments with omitted and not - reached items in an item response theory application. The particular strategy that is selected for scoring such items has a considerable impact on the intepretation of results. This impact is evident for either individual results or group - level assessments.

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