"External validity" of an experiment refers to the extent to which
A) the operational definitions of variables really do represent the concepts they are meant to capture.
B) we can be confident that the experiment is testing the hypothesis we think it is testing.
C) we can make causative statements about the relationship between the dependent and independent variables.
D) the results of an experiment can be generalized across people, settings, times, treatments, and outcomes.

Question

Quizplus · Accepted Answer

External validity refers to the degree to which the findings of an experiment can be generalized to other situations, people, settings, and times. It is about the applicability of the experimental results beyond the specific conditions of the study.

"External Validity" of an Experiment Refers to the Extent to Which