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Item response theory - Wikipedia
https://en.wikipedia.org/wiki/Item_response_theory
In psychometrics, item response theory ( IRT) (also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for the design, analysis, and scoring of tests, questionnaires, and similar instruments measuring abilities, attitudes, or other variables.
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Item Response Theory - Columbia Public Health
https://www.publichealth.columbia.edu/research/population-health-methods/item-response-theory
The item response theory (IRT), also known as the latent response theory refers to a family of mathematical models that attempt to explain the relationship between latent traits (unobservable characteristic or attribute) and their manifestations (i.e. observed outcomes, responses or …
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Item Response Theory (IRT) - Introduction, Benefits, Models | ASC
https://assess.com/what-is-item-response-theory/
Nov 8, 2016 · Item response theory (IRT) is a family of mathematical models in the field of psychometrics, which are used to design, analyze, validate, and score assessments. It is a very powerful psychometric paradigm that allows researchers to build stronger assessments, whether they work in Education, Psychology, Human Resources, or other fields.
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Item Response Theory: Simple Definition - Statistics How To
https://www.statisticshowto.com/item-response-theory/
Item response Theory(IRT) is a way to analyze responses to tests or questionnaires with the goal of improving measurement accuracy and reliability. If you want your test to actually measure what it is supposed to measure (i.e. mathematical ability, a student’s reading ability or historical knowledge), IRT is one way to develop your tests.
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Practical Guide to Conducting an Item Response Theory Analysis
https://journals.sagepub.com/stoken/default+domain/VcgEKte3jHFHFpXcMyR2/full
Nov 19, 2013 · Item response theory (IRT) is a psychometric technique used in the development, evaluation, improvement, and scoring of multi-item scales. This pedagogical article provides the necessary information needed to understand how to conduct, interpret, and report results from two commonly used ordered polytomous IRT models (Samejima’s graded ...
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Introduction to Item Response Theory - University of Cambridge
https://www.psychometrics.cam.ac.uk/system/files/documents/SSRMCIRT2017.pdf
Item Response Theory (IRT) – refers to a family of latent trait models. They are used to establish psychometric properties of items and scales. IRT has many advantages over CTT that have brought IRT into more frequent use.
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Item Response Theory: Fundamentals, Applications, and …
https://journals.sagepub.com/doi/10.1111/j.0963-7214.2005.00342.x
Item response theory (IRT) is an increasingly popular approach to the development, evaluation, and administration of psychological measures. We introduce, first, three IRT fundamentals: (a) item response functions, (b) information functions, and (c) invariance.
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An Introduction to Item Response Theory for Patient-Reported Outcome
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4520411/
However, item response theory (IRT), an alternate measurement framework, offers promise for addressing practical measurement problems found in health-related research that have been difficult to solve through classical methods. This paper introduces foundational concepts in IRT, as well as commonly used models and their assumptions.
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Item Response Theory - Psychology - Oxford Bibliographies
https://www.oxfordbibliographies.com/abstract/document/obo-9780199828340/obo-9780199828340-0182.xml
Nov 6, 2018 · Item response theory (IRT) is arguably one of the most influential developments in the field of educational and psychological measurement. IRT provides a foundation for statistical methods that are utilized in contexts such as test development, item analysis, equating, item banking, and computerized adaptive testing.
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Handbook of Item Response Theory, Volume 1, Models
https://www.tandfonline.com/doi/full/10.1080/00401706.2021.1945324
Aug 4, 2021 · The item response theory, IRT, also known as latent trait, latent respond, or mental test theory, is one of the main tools of the psychometrics for measuring abilities and attitudes, stress and knowledge, taking into account both individual and item features, with the aim on establishing an individual’s position on the characteristic’s continuum.
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