An urban planner is studying the relationship between the total area of public green spaces (in hectares) in different city districts and the self-reported subjective well-being scores of residents (on a scale of 0 to 100). The data indicates a strong positive correlation: residents living in districts with larger areas of public green spaces tend to report higher well-being scores.
Explain one limitation of correlational research, referencing this study.
19 exam-style questions on AQA A Level Psychology Correlations. Each one has a worked solution and a mark scheme showing where the marks go.