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Direct linkStuart, Elizabeth A.; Ackerman, Benjamin; Westreich, Daniel – Research on Social Work Practice, 2018
Randomized trials play an important role in estimating the effect of a policy or social work program in a given population. While most trial designs benefit from strong internal validity, they often lack external validity, or generalizability, to the target population of interest. In other words, one can obtain an unbiased estimate of the study…
Descriptors: Randomized Controlled Trials, Research Design, Validity, Generalizability Theory
