A research study on a group of children with autism will compare treatment delivered by parents at home to treatment delivered by teachers at school. If the study finds that the treatment delivered at school is more effective, which item is the BEST example of a confounding variable?

Question

Quizplus · Accepted Answer

Differences between the parents and teachers could be a confounding variable because they might have different levels of training, experience, or methods of interaction that could influence the effectiveness of the treatment, rather than the setting itself being the cause.

A Research Study on a Group of Children with Autism