Dr. Aris conducted a study into sleep quality and academic performance among undergraduate students. They administered a structured, closed-question questionnaire to a sample of 150 students, collecting numerical ratings of sleep quality (on a scale of 1 to 10) and recording their final year exam percentages.
Outline one strength of using quantitative data in this research.
513 exam-style questions on OCR A Level Psychology Data recording, analysis and presentation. Each one has a worked solution and a mark scheme showing where the marks go.