Publication Date
| In 2026 | 0 |
| Since 2025 | 0 |
| Since 2022 (last 5 years) | 0 |
| Since 2017 (last 10 years) | 0 |
| Since 2007 (last 20 years) | 1 |
Descriptor
| Computation | 1 |
| Educational Research | 1 |
| Effect Size | 1 |
| Journal Articles | 1 |
| Meta Analysis | 1 |
| Psychological Studies | 1 |
| Research Design | 1 |
| Research Methodology | 1 |
| Sampling | 1 |
Source
| Journal of Educational and… | 1 |
Author
| Hedges, Larry V. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Research | 1 |
Education Level
Audience
| Researchers | 1 |
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Hedges, Larry V. – Journal of Educational and Behavioral Statistics, 2007
Multisite research designs involving cluster randomization are becoming increasingly important in educational and behavioral research. Researchers would like to compute effect size indexes based on the standardized mean difference to compare the results of cluster-randomized studies (and corresponding quasi-experiments) with other studies and to…
Descriptors: Journal Articles, Effect Size, Computation, Research Design

Peer reviewed
Direct link
