Kenji conducted a study to investigate whether cultural background influences the choice of psychological intervention for individuals diagnosed with Generalized Anxiety Disorder (GAD). He compared individuals diagnosed with GAD in Japan with those diagnosed in Brazil. Specifically, he wanted to see if participants from Japan were more likely to select group mindfulness-based cognitive therapy (MBCT) compared to participants from Brazil. Kenji recruited his sample using a volunteer sampling technique, placing online advertisements on mental health support forums and public community message boards in both nations.
Identify the independent variable (IV) in Kenji's investigation.
Identify the dependent variable (DV) in Kenji's investigation.
Explain one limitation of Kenji using volunteer sampling for this investigation.
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.