To infer that an intervention is the real cause of a change:
A) we must make sure that the change preceded the onset of the intervention.
B) it is sufficient to know that the intervention is correlated with the change.
C) we must ascertain whether the change is correlated with the intervention, learn that it did not precede the intervention, and eliminate plausible alternative explanations for the change.
D) rely on studies that avoided the use of random assignment to treatment conditions.

Question

Quizplus · Accepted Answer

To establish causation, it is necessary to show correlation, ensure the change follows the intervention, and rule out other explanations.

To Infer That an Intervention Is the Real Cause of a Change