Results 51 to 60 of about 2,443,182 (340)

Comparison of disengagement levels and the impact of disengagement on item parameters between PISA 2015 and PISA 2018 in the United States

open access: yesLarge-scale Assessments in Education, 2023
Background Examinees may not make enough effort when responding to test items if the assessment has no consequence for them. These disengaged responses can be problematic in low-stakes, large-scale assessments because they can bias item parameter ...
Huan Kuang, Fusun Sahin
doaj   +1 more source

Brain magnetic resonance imaging predictors in anti‐N‐methyl‐D‐aspartate receptor encephalitis

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 1974-1984, December 2022., 2022
Abstract Objective Brain magnetic resonance imaging (MRI) findings in anti‐N‐methyl‐D‐aspartate receptor (NMDAR) encephalitis are nonspecific and rarely have obvious associations with clinical characteristics and outcomes. This study aimed to comprehensively describe the MRI features of patients with NMDAR encephalitis, examine their associations with ...
Ying‐Ying Zhao   +8 more
wiley   +1 more source

Cultural bias in the SON-R test: comparative study of Brazilian and dutch children

open access: yesPsicologia: Teoria e Pesquisa
The present study, including 83 Brazilian and 51 Dutch children, evaluated the presence of cultural bias in items of the SON-R 5½-17 that make use of concrete objects and situations. Two procedures were followed to detect item bias.
Peter J. Tellegen, Jacob A. Laros
doaj   +1 more source

An Investigation of Item Bias of English Test: The Case of 2016 Year Undergraduate Placement Exam in Turkey

open access: yesInternational Journal of Assessment Tools in Education, 2019
Thepurpose of this study is to determine whether English test items ofUndergraduate Placement Exam (UPE) in 2016 containdifferential item functioning (DIF) and differential bundle functioning (DBF)in terms of gender and school type and examine the ...
Rabia Akcan, Kübra Atalay Kabasakal
doaj   +1 more source

Exploring Language Patterns in a Medical Licensure Exam Item Bank [PDF]

open access: yesarXiv, 2021
This study examines the use of natural language processing (NLP) models to evaluate whether language patterns used by item writers in a medical licensure exam might contain evidence of biased or stereotypical language. This type of bias in item language choices can be particularly impactful for items in a medical licensure assessment, as it could pose ...
arxiv  

Unraveling Mycobacterium tuberculosis acid resistance and pH homeostasis mechanisms

open access: yesFEBS Letters, EarlyView.
Mycobacterium tuberculosis exhibits a remarkable resilience to acid stress. In this Review, we discuss some of the molecular mechanisms and metabolic pathways used by the tubercle bacilli to adapt and resist host‐mediated acid stress. Mycobacterium tuberculosis (Mtb) is a successful pathogen that has developed a variety of strategies to survive and ...
Janïs Laudouze   +3 more
wiley   +1 more source

Comparative Study of Some Item Bias Detection Methods [PDF]

open access: yesJournal of Islamic Studies, 1998
Several methods of item bias detection indices were introduced in the last decades. The IRT methods were said to be more elegant compared to others. However, due to some practical difficulties, the search for an alternative method is necessary.
Abdullah A. AI-Qataee
doaj  

Popularity Bias Is Not Always Evil: Disentangling Benign and Harmful Bias for Recommendation [PDF]

open access: yesarXiv, 2021
Recommender system usually suffers from severe popularity bias -- the collected interaction data usually exhibits quite imbalanced or even long-tailed distribution over items. Such skewed distribution may result from the users' conformity to the group, which deviates from reflecting users' true preference.
arxiv  

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

Bias factors in mathematics achievement tests among Israeli students from the Former Soviet Union

open access: yesCogent Education, 2016
This study explains mathematical difficulties of students who immigrated from the Former Soviet Union (FSU) vis-à-vis Israeli students, by identifying the existing bias factors in achievement tests.
Michal Levi-Keren
doaj   +1 more source

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