The core question
The core question
The diagram shows the difference between adolescents choosing similar friends and adolescents changing after friendship exposure. Mundt et al. (2012) studied this issue in adolescent alcohol use, so it sits in Health Psychology as a study of health-risk behaviour.
Step-by-step lessons on Edexcel A Level Psychology Contemporary study: Mundt et al. (2012). Each one builds up to exam-style questions. Start with the compulsory core topics before tackling the more evaluation-heavy optional and issues-and-debates content.