School-wide social emotional learning (SEL) and bullying victimization: Moderating role of school climate in elementary, middle, and high schools

C Yang, MK Chan, TL Ma - Journal of school psychology, 2020 - Elsevier
Guided by the school-wide social-emotional learning framework and social-ecological
model, in this study we examined the associations between students' perceptions of four …

[图书][B] An introduction to statistical concepts

DL Hahs-Vaughn, R Lomax - 2020 - taylorfrancis.com
The new edition of An Introduction to Statistical Concepts is designed to help students really
understand statistical concepts, the situations in which they can be used, and how to apply …

[图书][B] Statistical methods for experimental research in education and psychology

J Leppink - 2019 - Springer
We are living in exciting times. The movement called Open Science is visible everywhere, all
the way from the use of materials, the design of new research, data collection, data analysis …

School-wide social emotional learning and cyberbullying victimization among middle and high school students: Moderating role of school climate.

C Yang, C Chen, X Lin, MK Chan - School Psychology, 2021 - psycnet.apa.org
Although the importance of social and emotional learning (SEL) competencies in bullying
prevention has received increased recognition, limited research has examined youth's …

Statistical power and precision of experimental studies originated in the Republic of Turkey from 2010 to 2020: Current practices and some recommendations

M Bulus, İ Koyuncu - Participatory Educational Research, 2021 - dergipark.org.tr
This study systematically reviews randomly selected 155 experimental studies in education
field originated in the Republic of Turkey between 2010 and 2020. Indiscriminate choice of …

Accounting for unequal cluster sizes in designing cluster randomized trials to detect treatment effect heterogeneity

G Tong, D Esserman, F Li - Statistics in Medicine, 2022 - Wiley Online Library
Unequal cluster sizes are common in cluster randomized trials (CRTs). While there are a
number of previous investigations studying the impact of unequal cluster sizes on the power …

[图书][B] Statistical concepts-A second course

DL Hahs-Vaughn, RG Lomax - 2020 - taylorfrancis.com
Statistical Concepts—A Second Course presents the last 10 chapters from An Introduction to
Statistical Concepts, Fourth Edition. Designed for second and upper-level statistics courses …

The influence of sample size on parameter estimates in three-level random-effects models

D Kerkhoff, FW Nussbeck - Frontiers in psychology, 2019 - frontiersin.org
In educational psychology, observational units are oftentimes nested within superordinate
groups. Researchers need to account for hierarchy in the data by means of multilevel …

Designing three-level cluster randomized trials to assess treatment effect heterogeneity

F Li, X Chen, Z Tian, D Esserman, PJ Heagerty… - …, 2023 - academic.oup.com
Cluster randomized trials often exhibit a three-level structure with participants nested in
subclusters such as health care providers, and subclusters nested in clusters such as clinics …

Sample size requirements for detecting treatment effect heterogeneity in cluster randomized trials

S Yang, F Li, MA Starks, AF Hernandez… - Statistics in …, 2020 - Wiley Online Library
Cluster randomized trials (CRTs) refer to experiments with randomization carried out at the
cluster or the group level. While numerous statistical methods have been developed for the …