Suppose an ABCD design obtains the following results with a chronically mentally ill client discharged to live with his family.
What is the most appropriate inference for future interventions with similar clients?

A) Just provide the family education.
B) Provide all three interventions in the same order.
C) Replicate the study to assess possible order effects.
D) History is the only plausible explanation for the change.

Question

Suppose an ABCD design obtains the following results with a chronically mentally ill client discharged to live with his family.​ ​
What is the most appropriate inference for future interventions with similar clients?

A) ​Just provide the family education. 
B) Provide all three interventions in the same order.​ 
C) Replicate the study to assess possible order effects.​ 
D) History is the only plausible explanation for the change.​

Quizplus · Accepted Answer

Replicating the study to assess possible order effects is the most appropriate inference for future interventions with similar clients. This is because there may be a possibility of order effects i.e. the order in which the interventions were provided might have influenced the outcome. Replication would help to determine if this is the case or not.

Suppose an ABCD Design Obtains the Following Results with a Chronically