A therapist recruited people seeking help for internet addiction and asked whether a structured treatment reduced their difficulties. The same 12-item five-point scale was completed during sessions 3, 8 and 12 and again six months later.
Compare Young's aim/sample with the outcome procedure.
40 exam-style questions on Edexcel GCSE Psychology 3.2 Studies, covering 3.2.1 Caspi et al. (2003) and 3.2.2 Young (2007). Each one has a worked solution and a mark scheme showing where the marks go.