A developmental psychologist is investigating the relationship between screen time and language acquisition in toddlers. Rather than conducting new experimental trials or observations, the psychologist combines and statistically analyses the quantitative findings from 18 independent, peer-reviewed studies conducted by other researchers over the past decade to calculate an overall effect size.
Which research method is best illustrated by this study?
Secondary content analysis
Systematic observation
Meta-analysis
Quasi-experiment
644 exam-style questions on OCR A Level Psychology Research methods and techniques. Each one has a worked solution and a mark scheme showing where the marks go.