Results 51 to 60 of about 1,018,188 (173)

Reducing the length of a Goldberg Based Personality Questionnaire using Item Response Theory & Confirmatory Factor Analysis : a thesis presented in partial fulfilment of the requirements for the degree of Masters of Science in Psychology at Massey University, Albany, New Zealand [PDF]

open access: yes, 2006
Objectives: This study seeks to reconstitute an existing personality questionnaire by identifying the items that capture the best quality information as measured through item Response Theory (IRT).
Phillips, Nathan Conrad
core  

Psychometric Validation of the FACE‐Q Dental Module in Patients With Malocclusions

open access: yesCommunity Dentistry and Oral Epidemiology, EarlyView.
ABSTRACT Objective The FACE‐Q Craniofacial Module is a patient‐reported outcome measure (PROM) developed for children and young adults with craniofacial conditions. We hypothesised that some of its scales may be applicable to other populations. The aim of this study was to assess the validity and reliability of FACE‐Q scales for patients with dental ...
Ali Tassi   +4 more
wiley   +1 more source

Development and validation of a scale to measure the quality of patient medication counseling using Rasch model

open access: yesPharmacy Practice, 2018
Objective: The purpose of this study is to develop and validate the psychometric properties of a scale for measuring the quality of patient medication counseling by using the Rasch model.
ran VD, Dorofeeva VV, Loskutova EE.
doaj   +1 more source

Measuring functioning and disability using household surveys: metric properties of the brief version of the WHO and World Bank model disability survey

open access: yesArchives of Public Health, 2021
Background The Model Disability Survey (MDS) is the current standard recommended by WHO to collect functioning and disability data. Answering calls from countries requesting a version to be implemented as a module that could be integrated into existing ...
Carla Sabariego   +8 more
doaj   +1 more source

SAS PROC IRT and the R mirt Package: A Comparison of Model Parameter Estimation for Multidimensional IRT Models

open access: yesPsych, 2023
This study investigates the performance of estimation methods for multidimensional IRT models with dichotomous and polytomous data in two well-known IRT programs: SAS PROC IRT and the mirt package in R.
Ki Cole, Insu Paek
doaj   +1 more source

Improving measurement in nutrition literacy research using Rasch modelling: examining construct validity of stage-specific ‘critical nutrition literacy’ scales [PDF]

open access: yes, 2013
Objective Critical nutrition literacy (CNL), as an increasingly important area in public health nutrition, can be defined as the ability to critically analyse nutrition information, increase awareness and participate in action to address barriers to ...
Dalane, Jorån Østerholt   +2 more
core   +3 more sources

Another Look at Yen's Q3: Is .2 an Appropriate Cut‐Off?

open access: yesJournal of Educational Measurement, EarlyView.
Abstract This study examined the widely used threshold of .2 for Yen's Q3, an index for violations of local independence. Specifically, a simulation was conducted to investigate whether Q3 values were related to the magnitude of bias in estimates of reliability, item parameters, and examinee ability.
Kelsey Nason, Christine DeMars
wiley   +1 more source

Influences on classification accuracy of exam sets: an example from vocational education and training [PDF]

open access: yes, 2012
Classification accuracy of single exams is well studied in the educational measurement literature. However, when making important decisions, such as certification decisions, one usually uses several exams: an exam set.
Eggen, T.J.H.M., Hubregtse, M.
core   +3 more sources

Theory‐Driven IRT Modeling of Vocabulary Development: Matthew Effects and the Case for Unipolar IRT

open access: yesJournal of Educational Measurement, EarlyView.
Abstract Item response theory (IRT) encompasses a broader class of measurement models than is commonly appreciated by practitioners in educational measurement. For measures of vocabulary and its development, we show how psychological theory might in certain instances support unipolar IRT modeling as a superior alternative to the more traditional ...
Qi (Helen) Huang   +2 more
wiley   +1 more source

Person-fit statistics, response sets and survey participation in a population-based cohort study [PDF]

open access: yesPsihologija, 2015
Person-fit methodology is a promising technique for identifying subjects whose test scores have questionable validity. Less is known however about this technique’s ability to predict survey participation longitudinally.
Müller Jörg M.   +3 more
doaj   +1 more source

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