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Dziak, John J.; Nahum-Shani, Inbal; Collins, Linda M. – Psychological Methods, 2012
Factorial experimental designs have many potential advantages for behavioral scientists. For example, such designs may be useful in building more potent interventions by helping investigators to screen several candidate intervention components simultaneously and to decide which are likely to offer greater benefit before evaluating the intervention…
Descriptors: Intervention, Sample Size, Behavioral Sciences, Scientists