Results 91 to 100 of about 1,002 (140)

Label-free detection and profiling of individual solution-phase molecules. [PDF]

open access: yesNature
Needham LM   +18 more
europepmc   +1 more source

A Mixture Rasch Model With a Covariate

Applied Psychological Measurement, 2013
Mixtures of item response theory (IRT) models have been proposed as a technique to explore response patterns in test data related to cognitive strategies, instructional sensitivity, and differential item functioning (DIF). Estimation proves challenging due to difficulties in identification and questions of effect size needed to recover underlying ...
Yunyun Dai
exaly   +2 more sources

Applying a Mixture Rasch Model‐Based Approach to Standard Setting

Educational Measurement: Issues and Practice, 2023
AbstractThe subjective aspect of standard‐setting is often criticized, yet data‐driven standard‐setting methods are rarely applied. Therefore, we applied a mixture Rasch model approach to setting performance standards across several testing programs of various sizes and compared the results to existing passing standards derived from traditional ...
Michael Peabody
exaly   +2 more sources

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