Dr. Vance conducted an investigation to evaluate the efficacy of a novel mindfulness-based cognitive therapy (MBCT) protocol for severe Obsessive-Compulsive Disorder (OCD) using a single patient.
She measured and compared the patient's daily frequency of compulsive handwashing rituals during the two weeks prior to starting MBCT with their daily frequency of handwashing during the two weeks immediately following the completion of the therapy.
Identify the experimental design Dr. Vance used in this study.
82 exam-style questions on Edexcel A Level Psychology Research methods and skills, covering Research methods and skills. Each one has a worked solution and a mark scheme showing where the marks go.