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Cook, Bryan G.; Cook, Lysandra; Therrien, William J. – Learning Disabilities Research & Practice, 2018
Effect sizes are powerful tools for evaluating the practical importance of study findings that should be considered in the context of study characteristics such as participants, dependent variables, and comparison condition. In this article, we discuss how group-difference effect sizes are used to gauge the practical importance of group…
Descriptors: Effect Size, Learning Disabilities, Evaluation Methods, Groups
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Cho, Sun-Joo; Preacher, Kristopher J. – Educational and Psychological Measurement, 2016
Multilevel modeling (MLM) is frequently used to detect cluster-level group differences in cluster randomized trial and observational studies. Group differences on the outcomes (posttest scores) are detected by controlling for the covariate (pretest scores) as a proxy variable for unobserved factors that predict future attributes. The pretest and…
Descriptors: Error of Measurement, Error Correction, Multivariate Analysis, Hierarchical Linear Modeling
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Peters, Christina D.; Kranzler, John H.; Algina, James; Smith, Stephen W.; Daunic, Ann P. – Psychology in the Schools, 2014
The aim of the current study was to examine mean-group differences on behavior rating scales and variables that may predict such differences. Sixty-five teachers completed the Clinical Assessment of Behavior-Teacher Form (CAB-T) for a sample of 982 students. Four outcome variables from the CAB-T were assessed. Hierarchical linear modeling was used…
Descriptors: Disproportionate Representation, Special Education, Hierarchical Linear Modeling, Racial Differences
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Taub, Gordon E.; Sivo, Stephen A.; Puyana, Olivia E. – School Psychology Forum, 2017
This study investigates second language acquisition of learners enrolled in a dual language/two-way bilingual immersion program. Two groups of third-grade students participated in this study. The first group was composed of Spanish-dominant participants learning English, and the second group was composed of English-dominant students learning…
Descriptors: Elementary School Students, Grade 3, Second Language Learning, Bilingual Education Programs
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Schmalz, Xenia; Altoè, Gianmarco; Mulatti, Claudio – Annals of Dyslexia, 2017
The existing literature on developmental dyslexia (hereafter: dyslexia) often focuses on isolating cognitive skills which differ across dyslexic and control participants. Among potential correlates, previous research has studied group differences between dyslexic and control participants in performance on statistical learning tasks. A statistical…
Descriptors: Dyslexia, Incidental Learning, Differences, Literature Reviews
Fittrer, Perry – ProQuest LLC, 2016
Academic help seeking is viewed as a positive and beneficial academic behavior for students. The purpose of this study was to examine group differences in the academic help seeking behaviors of first-year university students in order to better understand how demographic factors relate to help seeking behaviors. Specifically, group differences were…
Descriptors: Help Seeking, College Freshmen, Student Behavior, Student Attitudes
Stevens, Joseph – National Center on Assessment and Accountability for Special Education, 2018
This research brief provides an overview of methods for estimating the size of achievement gaps. Unfortunately many researchers, analysts, and policy-makers use subjective methods (e.g., visual inspection) to evaluate group differences. Another common method is to take the difference between groups in percent proficient, but there are a number of…
Descriptors: Effect Size, Achievement Gap, Measurement Techniques, Computation
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Johnston, Marc P.; Yeung, Fanny P. F – Journal of Student Affairs Research and Practice, 2014
Racially biased incidents pervade college campuses warranting further attention to their influence on campus climate. This study examines one such incident that targeted Asian American students, who are the largest racial group at the compositionally diverse institution. Using the Diverse Learning Environments survey and the "naturally…
Descriptors: Campuses, Environmental Education, Investigations, Intergroup Relations
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Guterman, Oz; Neuman, Ari – Journal of Further and Higher Education, 2019
Research has indicated significant disparities in the academic achievement of minority and majority groups in most Western countries. In light of the role of academic achievement as the main component of social mobility, it is important to understand the source of these differences between the majority and minority groups. The present research…
Descriptors: Differences, Academic Achievement, Higher Education, Goal Orientation
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Lee, Julia Ai Cheng; Al Otaiba, Stephanie – Educational Research and Evaluation, 2015
Socioeconomic status and gender are important demographic variables that strongly relate to academic achievement. This study examined the early literacy skills differences between 4 sociodemographic groups, namely, boys ineligible for free or reduced-price lunch (FRL), girls ineligible for FRL, boys eligible for FRL, and girls eligible for FRL.…
Descriptors: Socioeconomic Status, Gender Differences, Emergent Literacy, Lunch Programs
Mason, Linda H.; Cramer, Anne Mong; Garwood, Justin D.; Varghese, Cheryl; Hamm, Jill; Murray, Allen – Rural Special Education Quarterly, 2017
A workshop with virtual consultation practice-based professional development model for self-regulated strategy development persuasive writing instruction was evaluated in a randomized controlled trial. Nineteen general education teachers and 564 Grade 5 and 6 students in 16 low-wealth rural schools participated. Following training, teachers…
Descriptors: Writing Strategies, Writing Instruction, Disabilities, Rural Schools
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Semino, Sara; Ring, Melanie; Bowler, Dermot M.; Gaigg, Sebastian B. – Journal of Autism and Developmental Disorders, 2018
Autism Spectrum Disorder (ASD) is generally associated with difficulties in contextual source memory but not single item memory. There are surprising inconsistencies in the literature, however, that the current study seeks to address by examining item and source memory in age and ability matched groups of 22 ASD and 21 comparison adults. Results…
Descriptors: Autism, Pervasive Developmental Disorders, Verbal Ability, Executive Function
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Wolters, Christopher A.; Denton, Carolyn A.; York, Mary J.; Francis, David J. – Reading and Writing: An Interdisciplinary Journal, 2014
The purpose of this study was to extend the research on adolescents' motivation for reading by examining important group differences and the relation of motivation to standardized achievement. Adolescents (N = 406) ranging from grade 7 to grade 12 completed a self-report survey that assessed 13 different aspects of their reading motivation…
Descriptors: Reading Motivation, Reading Comprehension, Regression (Statistics), Gender Differences
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Powers, Sonya; Kolen, Michael J. – Journal of Educational Measurement, 2014
Accurate equating results are essential when comparing examinee scores across exam forms. Previous research indicates that equating results may not be accurate when group differences are large. This study compared the equating results of frequency estimation, chained equipercentile, item response theory (IRT) true-score, and IRT observed-score…
Descriptors: Accuracy, Equated Scores, Differences, Groups
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Lockard, Allison J.; Hayes, Jeffrey A.; Neff, Kristin; Locke, Benjamin D. – Journal of College Counseling, 2014
There has been growing interest in the mental health benefits of self-compassion. This study was designed to establish norms on the Self-Compassion Scale-Short Form, a popular measure of self-compassion for individuals seeking counseling, and to examine group differences in self-compassion based on gender, race/ethnicity, sexual orientation,…
Descriptors: Mental Health, Self Concept, School Counseling, Gender Differences
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