Taking a Broader Perspective: The Problem of External Validity Researchers can determine whether experimental findings extend to different groups of subjects by using ____ across several studies.
A)aggregation over situations
B)aggregation over subjects
C)block randomization
D)within-subject designs

Question

Quizplus · Accepted Answer

Aggregation over subjects involves combining data from different groups of subjects across several studies to determine if experimental findings are consistent and can be generalized. This method helps in assessing the external validity of the findings by showing whether they apply to a broader population beyond the specific subjects in the initial experiments.

Taking a Broader Perspective: the Problem of External Validity Researchers