An educational researcher wants to use a laboratory experimental method to investigate whether using a gamified smartphone application reduces anxiety and increases engagement in mathematics among secondary school students. At the end of a two-week trial, participants are asked the open question: 'Describe in your own words how your attitude towards learning mathematics changed while using the application.'
Outline one weakness of using this open question in this study.
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.