Modern psychometric methodology: applications of item response theory.
Item response theory (IRT) methodology is introduced as a tool for improving assessment instruments used with people who have disabilities. Need for this approach in rehabilitation is emphasized; differences between IRT and classical test theory are clarified. Concepts essential to understanding IRT...
| Publicado en: | Rehabilitation Counseling Bulletin Vol. 50; no. 3; pp. 177 - 193 |
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| Autores principales: | , , , |
| Formato: | CEU equations & formulas exam questions review tables/charts Journal Article |
| Publicado: |
Sage Publications Inc.
Apr2007
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| Acceso en línea: | Ver este registro en EBSCOhost |
| fields | @attributes: recordID: 1 pdfLink: plink: https://search.ebscohost.com/login.aspx?direct=true&db=ccm&AN=106121031&site=ehost-live header: @attributes: shortDbName: ccm uiTerm: 106121031 longDbName: CINAHL Complete uiTag: AN controlInfo: bkinfo: dissinfo: jinfo: jid: 00343552 RCB jtl: Rehabilitation Counseling Bulletin issn: 00343552 maglogo: N pubinfo: dt: Apr2007 vid: 50 iid: 3 pid: 344 pub: Sage Publications Inc. place: Thousand Oaks, California artinfo: ui: 106121031 2009558569 10.1177/00343552070500030501 106121031 ppf: 177 ppct: 16 formats: fmt: @attributes: type: P tig: atl: Modern psychometric methodology: applications of item response theory. aug: au: Reid CA Kolakowsky-Hayner SA Lewis AN Armstrong AJ affil: Virginia Commonwealth University sug: subj: Persons with Disabilities Instrument Construction Psychometrics Theory Data Analysis Software Education, Continuing (Credit) Research Instruments ab: Item response theory (IRT) methodology is introduced as a tool for improving assessment instruments used with people who have disabilities. Need for this approach in rehabilitation is emphasized; differences between IRT and classical test theory are clarified. Concepts essential to understanding IRT are defined, necessary data assumptions are identified, and specific data analysis techniques, using software such as TESTFACT and BILOG, are described. An example of IRT analysis applied to a subtest of the General Aptitude Test Battery (GATB) administered to people who have diverse disabilities is provided. Future potential uses of this approach in rehabilitation are outlined. pubtype: Academic Journal doctype: CEU equations & formulas exam questions review tables/charts Journal Article ougenre: Article language: English refInfo: holdings: @attributes: islocal: N |
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