نتایج جستجو برای: classical true score measurement theory

تعداد نتایج: 1642493  

2010
Richard J. Shavelson

be viewed within a much larger system of reliability analysis, generalizability theory. Moreover, alpha focused attention on reliability coefficients when that attention should instead be cast on measurement error and the standard error of measurement. For Cronbach, the extension of alpha (and classical test theory) came when Fisherian notions of experimental design and analysis of variance wer...

1996
R. Duncan Luce

This review article attempts to highlight from my personal perspective some of the major developments in the representational theory of measurement during the past 50 years. Emphasis is placed on the ongoing interplay between the development of abstract theory and the attempts to apply it to empirically testable phenomena. The article has four major sections. The first concerns classical repres...

2006
Bob Coecke

We argue that category theory should become a part of the daily practice of the physicist, and more specific, the quantum physicist and/or informatician. The reason for this is not that category theory is a better way of doing mathematics, but that monoidal categories constitute the actual algebra of practicing physics. We will not provide rigorous definitions or anything resembling a coherent ...

S. Gopalakrishnan S. Narendar, S. Ravinder

Fabrication, characterization and application of micro-/nano-rods/wires are among the hottest topics in materials science and applied physics. Micro-/nano-rod-based structures and devices are developed for a wide-ranging use in various fields of micro-/nanoscience (e.g. biology, electronics, medicine, optics, optoelectronics, photonics and sensors). It is well known that the structure and prope...

2007
Yuming Liu Matthew Schulz Lei Yu

A Markov chain Monte Carlo (MCMC) method and a bootstrap method were compared in the estimation of standard errors of item response theory (IRT) true score equating. Three test form relationships were examined: parallel, tauequivalent, and congeneric. Data were simulated based on Reading Comprehension and Vocabulary tests of the Iowa Tests of Basic Skills1. For parallel and congeneric test form...

2009
Changhui Zhang

This paper compares three approaches for solving the problem of measurement error in a hierarchical gain score model. The pre-test and post-test scores are IRT scores with measurement error. Explanatory variables at student level and class level are considered in the model. Simulation results show that the gain score model that does not consider measurement error overestimates the explanatory v...

In this paper, a closed form solution for bending and free vibration analyses of simply supported rectangular laminated composite plates is presented. The static and free vibration behavior of symmetric and antisymmetric laminates is investigated using a refined first-order shear deformation theory. The Winkler–Pasternak two-parameter model is employed to express the interaction between the lam...

2015
Yifan Sun Xinbing Song Hongwei Qin Xiong Zhang Zhenwei Yang Xiangdong Zhang

This study reports an experimental realization of non-local classical optical correlation from the Bell's measurement used in tests of quantum non-locality. Based on such a classical Einstein-Podolsky-Rosen optical correlation, a classical analogy has been implemented to the true meaning of quantum teleportation. In the experimental teleportation protocol, the initial teleported information can...

Journal: :BJPsych bulletin 2016
Skye P Barbic Stefan J Cano

This commentary argues the importance of robust, meaningful assessment of clinical and functional outcomes in psychiatry. Outcome assessments should be fit for the purpose of measuring relevant concepts of interest in specific clinical settings. As well, the measurement model selected to develop and test assessments can be critical for guiding care. Three types of measurement models are present...

Journal: :CoRR 2012
Mark M. Wilde Patrick Hayden Francesco Buscemi Min-Hsiu Hsieh

Winter’s measurement compression theorem stands as one of the most penetrating insights of quantum information theory. In addition to making an original and profound statement about measurement in quantum theory, it also underlies several other general protocols used for entanglement distillation and local purity distillation. The theorem provides for an asymptotic decomposition of any quantum ...

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