Results 81 to 90 of about 516,430 (240)

Rasch Model Analysis of Item Quality for Measuring Conceptual Understanding of the Human Body System

open access: yesJurnal Inovasi Pendidikan dan Sains
This study aimed to eval_uate the quality of test items in a science learning assessment instrument designed to measure students' conceptual understanding of the human body system using Rasch model analysis. A quantitative descriptive research design was
Satwika Trianti Ngandoh   +3 more
doaj   +1 more source

Hur tillförlitligt är det nationella provet i läsning i åk 9?

open access: yesUtbildning & Demokrati, 2017
This article reports from a study of reliability in the Swedish national reading test in ninth grade. Based on a representative sample of 500 students, the study investigates internal consistency and power to discriminate between different levels of ...
Michael Tengberg, Gustaf B Skar
doaj   +1 more source

Rasch Analysis of the Mathematics Self Concept Questionnaire [PDF]

open access: yesarXiv, 2017
TIMSS & PIRLS International Study Center is a research center at Boston College that conducts a series of assessments in a number of countries to measure trends in mathematics and science achievement at the fourth and eighth grades. In general, TIMSS assessments include achievement tests as well as questionnaires for student, parent, teacher, school ...
arxiv  

Maximum likelihood estimation in the sparse Rasch model [PDF]

open access: yesarXiv
The Rasch model has been widely used to analyse item response data in psychometrics and educational assessments. When the number of individuals and items are large, it may be impractical to provide all possible responses. It is desirable to study sparse item response experiments.
arxiv  

A multidimensional latent class Rasch model for the assessment of the Health-related Quality of Life [PDF]

open access: yesarXiv, 2012
The work describes a multidimensional latent class Rasch model and its application to data about the measurement of some aspects of Health-related Quality of Life and Anxiety and Depression in oncological patients.
arxiv  

New analysis of the low-energy $π^\pm p$ differential cross sections of the CHAOS Collaboration [PDF]

open access: yesInt. J. Mod. Phys. E 24 (2015) 1550050, 2015
In a previous paper, we reported the results of a partial-wave analysis of the pion-nucleon ($\pi N$) differential cross sections (DCSs) of the CHAOS Collaboration and came to the conclusion that the angular distribution of their $\pi^+ p$ data sets is incompatible with the rest of the modern (meson-factory) database.
arxiv  

Phase shift analysis of low energy pi+/- p scattering data and a comparison with pionic hydrogen data [PDF]

open access: yesarXiv, 2000
Using newly calculated electromagnetic corrections, we have made a phase shift analysis of experimental data on pi+/- p elastic scattering up to 100 MeV, assuming the effective hadronic interaction to be isospin invariant. The output consists of parametrised s and p-wave hadronic phases for isospin 1/2 and 3/2.
arxiv  

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