Item response theory
"To date, much of the application of IRT has been in the field of educational measurement, where for example, IRT has been used extensively by the Educational Testing Service for the development of scholastic aptitude tests. IRT has played a major role in all major college and graduate school admission tests (SAT, ACT, GRE, GMAT, MCAT, ...). Unlike traditional tests based on classical test theory that summarizes the test result by a simple counting operation of number of correct responses, IRT …
Read More ↓Title Statements
- Full title :Item response theory / R. Darrell Bock, Robert D. Gibbons.
Summary
"To date, much of the application of IRT has been in the field of educational measurement, where for example, IRT has been used extensively by the Educational Testing Service for the development of scholastic aptitude tests. IRT has played a major role in all major college and graduate school admission tests (SAT, ACT, GRE, GMAT, MCAT, ...). Unlike traditional tests based on classical test theory that summarizes the test result by a simple counting operation of number of correct responses, IRT provides model-based measurements in which the difficulty of the items, discrimination of high and low levels of the underlying latent variable(s) and the corresponding ability of the respondents can be estimated. In IRT scoring of tests, a certain number of items can be arbitrarily added, deleted, or replaced without losing comparability of scores on the scale. Only the precision of measurement at some points on the scale is affected. This property of scaled measurement, as opposed to counts
Read More ↓Edition Statements
- Publication Date:©2021
- Edition:First edition
Publication Statements
- Publisher(s):John Wiley & Sons, Inc
- Place of Publication:Hoboken, NJ
- Language:eng
- Publication Date:©2021
The Physical Object
- Description:xvii, 366 pages : : illustrations ; : 24 cm
Edition Identifiers
- ISBN:9781119716686, 1119716683
- oclc:on1309049675
- LC Classification:BF39.2.I84
- Dewey Decimal:150.28/7
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