psychometrics, item response theory (IRT) (also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for...

test theory treats the difficulty of each item (the ICCs) as information to be incorporated in scaling items. A Likert scale is the sum of responses on...

can be accomplished using either classical test theory or item response theory. In item response theory, equating is the process of placing scores from...

trait levels and worse among high- and low-scoring test-takers. Item response theory extends the concept of reliability from a single index to a function...

questionnaires. Others focus on research relating to measurement theory (e.g., item response theory, intraclass correlation) or specialize as learning and development...

collectively as item response theory, which sometimes bear the appellation "modern" as in "modern latent trait theory". Classical test theory as we know it...

categorical or continuous: The Rasch model represents the simplest form of item response theory. Mixture models are central to latent profile analysis. In factor...

computer programs for generalizability theory. REMP at the University of Massachusetts, USA: Provides item response theory software, with the last update in...

known for her development of the Graded Response Model (GRM), a fundamental approach in Item Response Theory (IRT). Her innovative methods became influential...

continuum (θ). The item of interest consistently gives one group an advantage across all levels of ability θ. Within an item response theory (IRT) framework...

classical test theory). The psychometric technology that allows equitable scores to be computed across different sets of items is item response theory (IRT)....

measurement theories are divided into two major areas: (1) Classical test theory; (2) Item Response Theory. The classical test theory or true score theory or reliability...

and market research. The mathematical theory underlying Rasch models is a special case of item response theory. However, there are important differences...

Albert, James H. (2016). "Logit, Probit, and other Response Functions". Handbook of Item Response Theory. Vol. Two. Chapman and Hall. pp. 3–22. doi:10.1201/b19166-1...

ratings Correct answer Item format Classical test theory statistics Item response theory statistics Linkage to test blueprint Item history (e.g., usage...

of both were developed with the aid of what later became known as item response theory. Raven first published his Progressive Matrices in the United Kingdom...

have assessed the validity of the assessment, using an advanced item response theory method, and found that the CRT likely measures cognitive ability...

methods to analyze survey data, in which responses to questions are combined to measure a latent variable. These items can be dichotomous (e.g. yes/no, agree/disagree...

nonlinear mixed-effects models Hidden Markov models Factor analysis Item response theory Analysis and inference methods include: Principal component analysis...

considered to be a part of psychometrics, including Classical test theory, Item Response Theory and the Rasch model, were originally developed more specifically...

book, Theory of Mental Tests, helped codify classical test theory); Frederic Lord (item response theory); Samuel Messick (modern validity theory); Robert...

survey Quantitative marketing research Item analysis Item response theory Congeneric reliability Automatic Item Generation Dillman, Don A., Smyth, Jolene...

specific item design features. Arendasy also studied possible violations of the psychometric quality identified using item response theory (IRT) of automatically...

ADAS-Cog-IRT: Uses the standard 11 items from the ADAS-Cog but calculates the score based on item response theory. Using this method each question in...

statistician, and psychometrician. He is renowned for his contributions to item response theory (Rasch models), latent class analysis, the measurement of change...

Shuttle mission Item response theory, to interpret psychometric tests Ice Road Truckers, a reality television series International Response Team, a fictional...

Rating scale model, a model used in Item Response Theory Reciprocal Space Map, a crystallographic method Response surface methodology, sequential experimentation...

P. (2000).Item Response Theory for Psychologists. New Jersey: Lawrence Erlbaum. Zumbo, B.D. (2007). "Three generations of differential item functioning...

H. (1994). Psychometric theory, 3rd ed., New York: McGraw-Hill. Embretson, S.E., & Reise, S.P. (2000). Item Response Theory for Psychologists. Mahwah...

function ϑ(x) in prime number theory The potential temperature in meteorology The score of a test taker in item response theory Theta Type Replication: a...