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Tipton, Elizabeth; Matlen, Bryan J. – American Journal of Evaluation, 2019
Randomized control trials (RCTs) have long been considered the "gold standard" for evaluating the impacts of interventions. However, in most education RCTs, the sample of schools included is recruited based on convenience, potentially compromising a study's ability to generalize to an intended population. An alternative approach is to…
Descriptors: Randomized Controlled Trials, Recruitment, Educational Research, Generalization
Tipton, Elizabeth; Matlen, Bryan J. – Grantee Submission, 2019
Randomized control trials (RCTs) have long been considered the "gold standard" for evaluating the impacts of interventions. However, in most education RCTs, the sample of schools included is recruited based on convenience, potentially compromising a study's ability to generalize to an intended population. An alternative approach is to…
Descriptors: Randomized Controlled Trials, Recruitment, Educational Research, Generalization
Tipton, Elizabeth; Spybrook, Jessaca; Fitzgerald, Kaitlyn G.; Wang, Qian; Davidson, Caryn – Educational Researcher, 2021
As a result of the evidence-based decision-making movement, the number of randomized trials evaluating educational programs and curricula has increased dramatically over the past 20 years. Policy makers and practitioners are encouraged to use the results of these trials to inform their decision making in schools and school districts. At the same…
Descriptors: Randomized Controlled Trials, Educational Research, Institutional Characteristics, Participant Characteristics
Tipton, Elizabeth; Olsen, Robert B. – Educational Researcher, 2018
School-based evaluations of interventions are increasingly common in education research. Ideally, the results of these evaluations are used to make evidence-based policy decisions for students. However, it is difficult to make generalizations from these evaluations because the types of schools included in the studies are typically not selected…
Descriptors: Intervention, Educational Research, Decision Making, Evidence Based Practice