Publication Date
| In 2026 | 0 |
| Since 2025 | 1 |
| Since 2022 (last 5 years) | 1 |
| Since 2017 (last 10 years) | 1 |
| Since 2007 (last 20 years) | 2 |
Descriptor
| Effect Size | 2 |
| Randomized Controlled Trials | 2 |
| Attrition (Research Studies) | 1 |
| Bias | 1 |
| Class Size | 1 |
| Classroom Observation… | 1 |
| Correlation | 1 |
| English Instruction | 1 |
| Evidence | 1 |
| Grade 10 | 1 |
| Grade 9 | 1 |
| More ▼ | |
Author
| Aber, J. Lawrence | 1 |
| Alicea, Stacey | 1 |
| Berg, Juliette K. | 1 |
| Deci, Edward L. | 1 |
| Early, Diane M. | 1 |
| Kenneth A. Frank | 1 |
| Ryan, Richard M. | 1 |
| Si, Yajuan | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Evaluative | 1 |
| Reports - Research | 1 |
| Speeches/Meeting Papers | 1 |
Education Level
| Grade 10 | 1 |
| Grade 9 | 1 |
| High Schools | 1 |
| Junior High Schools | 1 |
| Middle Schools | 1 |
| Secondary Education | 1 |
Audience
Location
| Tennessee | 2 |
| Arizona | 1 |
| California | 1 |
| New York | 1 |
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Peer reviewedKenneth A. Frank – Grantee Submission, 2025
Most randomized field experiments experience some attrition. Moreover, the extent of attrition may differ by treatment condition in systematic, non-random ways, biasing estimates of treatment effects and contributing to invalid inferences. We address concerns about non-random attrition by quantifying the conditions necessary in the attritted data…
Descriptors: Attrition (Research Studies), Randomized Controlled Trials, Inferences, Correlation
Early, Diane M.; Berg, Juliette K.; Alicea, Stacey; Si, Yajuan; Aber, J. Lawrence; Ryan, Richard M.; Deci, Edward L. – Journal of Research on Educational Effectiveness, 2016
Every Classroom, Every Day (ECED) is a set of instructional improvement interventions designed to increase student achievement in math and English/language arts (ELA). ECED includes three primary components: (a) systematic classroom observations by school leaders, (b) intensive professional development and support for math teachers and…
Descriptors: Instructional Improvement, Intervention, Mathematics Achievement, Language Arts

Direct link
