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A Quotient Effect Size for Educational Interventions
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Foster, Colin – International Journal of Research & Method in Education, 2023
This paper introduces a simple, quotient effect size, termed (for 'quotient'), suitable for reporting on the effectiveness of educational interventions. The quotient effect size for a pre-test-post-test design is defined as the gain score (i.e. post-test minus pre-test) for the intervention group, divided by the gain score for the control group.…
Descriptors: Effect Size, Intervention, Bias, Randomized Controlled Trials
Conceptual and Methodological Concerns: A Commentary on "Randomized Controlled Trial Evaluation of ABA Content on IQ Gains in Children with Autism"
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Beaujean, A. Alexander; Farmer, Ryan L. – Journal of Behavioral Education, 2021
Scores derived from intelligence instruments predict many important outcomes in life, so it is not surprising that researchers and clinicians seek out interventions aimed at increasing these scores. Dixon et al. (J Behav Educ, 2019. https://doi.org/10.1007/s10864-019-09344-7) recently investigated the relation between instruction based on…
Descriptors: Randomized Controlled Trials, Applied Behavior Analysis, Intelligence Quotient, Intelligence Tests
A Mobile Application for User Regulated Self-Assessments
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Lazarinis, Fotis; Verykios, Vassilios S.; Panagiotakopoulos, Chris – International Association for Development of the Information Society, 2017
In this paper we present a mobile application for self-assessment. The work describes the main features of the application and focuses on its acceptance by students and the increase on their learning, through its usage in real testing settings. The application supports the retrieval of questions based on a number of criteria and it was evaluated…
Descriptors: Educational Technology, Technology Uses in Education, Telecommunications, Handheld Devices
A Review of Research on Project STAR and Path Ahead
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Sohn, Kitae – School Effectiveness and School Improvement, 2016
Understanding the effects of class size reduction (CSR) has been an enduring issue in education. For the past 3 decades, Project STAR has stimulated research and policy discussions regarding the effects of CSR on a variety of outcomes. Schanzenbach (2007) reviewed STAR studies and concluded that small classes improved student academic outcomes.…
Descriptors: Class Size, Small Classes, Educational Policy, Outcomes of Education
Multivariate Models for Normal and Binary Responses in Intervention Studies
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Pituch, Keenan A.; Whittaker, Tiffany A.; Chang, Wanchen – American Journal of Evaluation, 2016
Use of multivariate analysis (e.g., multivariate analysis of variance) is common when normally distributed outcomes are collected in intervention research. However, when mixed responses--a set of normal and binary outcomes--are collected, standard multivariate analyses are no longer suitable. While mixed responses are often obtained in…
Descriptors: Intervention, Multivariate Analysis, Mixed Methods Research, Models
Evidence Summary for the Promise Academy Charter Middle School in Harlem Children's Zone. Top Tier Evidence Initiative
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Coalition for Evidence-Based Policy, 2010
U.S. social programs, set up to address important problems, often fall short by funding specific models/strategies ("interventions") that are not effective. When evaluated in scientifically-rigorous studies, social interventions in K-12 education, job training, crime prevention, and other areas are frequently found ineffective or…
Descriptors: Charter Schools, Middle Schools, Urban Schools, Low Income Students