The serious flaw associated with the non-equivalent control group design is that ____ occur.

Question

Quizplus · Accepted Answer

The non-equivalent control group design is at risk for selection differences, which are systematic differences between the intervention and control groups that could influence the outcome. This is because the groups are not randomly assigned, and therefore there may be pre-existing differences between the groups that could account for any observed effects.

The Serious Flaw Associated with the Non-Equivalent Control Group Design