Dell is interested in conducting a family history study on compulsive behaviours. His sample will consist of first-degree relatives. Therefore, which of the following families will make up Dell's sample?

Question

Quizplus · Accepted Answer

Dell's sample will consist of first-degree relatives, which includes biological children. Adopted children and stepchildren may not have the same genetic predispositions as biological children, and families with only monozygotic twins would not provide a diverse enough sample to study the influence of genetic and environmental factors on compulsive behaviors.

Dell Is Interested in Conducting a Family History Study on Compulsive