Cluster Randomized Control Group Experimental Design
A cluster randomized control group experimental design randomly assigns intact groups (clusters) — such as schools, clinics, or communities — rather than individuals to treatment or control conditions. At least one cluster group receives no active intervention, serving as the control. This design is essential when individual randomization is impractical or contamination between participants in close proximity is likely.
Rekod sumber
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- Donner, A., & Klar, N. (2000). Design and Analysis of Cluster Randomization Trials in Health Research. Arnold. · ISBN 978-0340691533
- Murray, D. M. (1998). Design and Analysis of Group-Randomized Trials: A Biomedical Research Paradigm. Oxford University Press. · ISBN 978-0195100228
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