Results 31 to 40 of about 12,669,314 (268)

Validation of the Weight Bias Internalization Scale for Mainland Chinese Children and Adolescents

Frontiers in Psychology, 2021
Weight stigma internalization among adolescents across weight categories leads to adverse psychological consequences. This study aims to adapt and validate a Chinese version of the Weight Bias Internalization Scale for Mainland Chinese children and ...
Hao Chen, Yi-duo Ye
doaj   +1 more source

Item Response Modeling of Paired Comparison and Ranking Data [PDF]

, 2010
The comparative format used in ranking and paired comparisons tasks can significantly reduce the impact of uniform response biases typically associated with rating scales.
Alberto Maydeu-Olivares, Anna Brown, Brown, Anna, Maydeu-Olivares, Alberto   +3 more
core   +1 more source

CaMKIIδ Phosphorylates AUP1 to Promote Pancreatic Tissue Repair and Acinar‐to‐Ductal Metaplasia Formation via Mediating PERK‐Dependent Unfolded Protein Responses

Advanced Science, EarlyView.
CaMKIIδ–AUP1 signaling maintains PERK‐dependent ER homeostasis during ADM‐mediated pancreatic repair. ABSTRACT Pancreatic repair after acute pancreatitis (AP) is essential for restoring tissue integrity, but the intrinsic mechanisms coordinating acinar plasticity and regeneration remain poorly understood.
Yonghao Chen, Ziying Han, Zihan Yang, Jie Wu, Kaixin Peng, Xiuli Zhang, Bintao Qiu, Jianqiang Wu, Xiaomin Hu, Dong Wu, Li Wen   +10 more
wiley   +1 more source

Consumer Demand and Market Response to Added Sugar Labeling: Evidence From the Updated Nutrition Facts Panel

Agribusiness, EarlyView.
ABSTRACT This paper examines how mandatory disclosure of added sugar content on the updated U.S. Nutrition Facts Panel (NFP) affects consumer demand and market outcomes. Using NielsenIQ Retail Scanner Data (2015–2020) and a random coefficient discrete choice model, we estimate how added sugar labeling influences purchasing behavior in yogurt and cookie
Yuxiang Zhang, Yizao Liu
wiley   +1 more source

Analysis test of understanding of vectors with the three-parameter logistic model of item response theory and item response curves technique

Physical Review Physics Education Research, 2016
This study investigated the multiple-choice test of understanding of vectors (TUV), by applying item response theory (IRT). The difficulty, discriminatory, and guessing parameters of the TUV items were fit with the three-parameter logistic model of IRT ...
Suttida Rakkapao, Singha Prasitpong, Kwan Arayathanitkul   +2 more
doaj   +1 more source

The Influence of Item Formats when Locating a Student on a Learning Progression in Science

International Journal of Assessment Tools in Education, 2016
Learning progressionsare used to describe how students’ understanding of a topic progresses overtime. This study evaluates the effectiveness of different item formats forplacing students into levels along a learning progression for carbon cycling.The ...
Jing Chen
doaj   +1 more source

PENGEMBANGAN SISTEM COMPUTER ADAPTIVE TEST (CAT) DENGAN PENDEKATAN ITEM RESPONSE THEORY (IRT)

Edutech, 2022
This study aims to produce a Computer Adaptive (CAT) system with an Items Response Theory (IRT) approach in Multimedia for Students of SMK Negeri 1 Gunung Talang. This research is a research on the development of a web-based system using the RD (Research
Firdaus Firdaus, Asrul Huda, Dedy Irfan, Yeka Hebdriyani   +3 more
doaj   +1 more source

Psychometrics With R: A Review Of CRAN Packages For Item Response Theory [PDF]

, 2013
In this paper we review the current state of R packages for Item Response Theory (IRT). We group the available packages based on their purpose and provide an overview of each package's main functionality.
Mair, Patrick, Rusch, Thomas, Hatzinger, Reinhold   +2 more
core  

Psychometric Evaluation of the Importance of Olfaction Questionnaire Using Item Response Theory

International Forum of Allergy &Rhinology, EarlyView.
Key Points The IOQ measures the value patients place on olfaction, a construct distinct from disease burden. The IOQ is most precise across the central trait range typical of routine ENT patients. Association items carry most measurement information, enabling a brief affective screen.
Alexander Lein, Bernhard Prem, Christian A. Mueller, David T. Liu   +3 more
wiley   +1 more source

A scoping review of Rasch analysis and item response theory in otolaryngology: Implications and future possibilities

Laryngoscope Investigative Otolaryngology
Objective Item response theory (IRT) is a methodological approach to studying the psychometric performance of outcome measures. This study aims to determine and summarize the use of IRT in otolaryngological scientific literature.
David T. Liu, Christian A. Mueller, Ahmad R. Sedaghat   +2 more
doaj   +1 more source