Using covariates to improve precision for studies that randomize schools to evaluate educational interventions. [No authors listed] HS Bloom, L Richburg-Hayes… - … Evaluation and Policy …, 2007 - journals.sagepub.com GSID: 6Y-165NkyykJ
Intraclass correlations for planning group randomized experiments in rural education. Hedges LV, Hedberg EC. LV Hedges, EC Hedberg - Journal of Research in Rural Education, 2007 - cabdirect.org GSID: BwC7VpMm5mgJ
Multilevel analysis: An introduction to basic and advanced multilevel modeling. [No authors listed] GSID: AkBBM097_gIJ
Designing experiments and analyzing data: A model comparison perspective. [No authors listed] GSID: rMtoXZ5LX-kJ
Active learning increases student performance in science, engineering, and mathematics. [No authors listed] GSID: tZg1ovKUgDsJ
