Dr Vance conducts a study investigating the occupational stress experienced by rookie police officers during their first six months on active patrol. She collects quantitative data using a bi-weekly Perceived Stress Scale (PSS), yielding scores from 0 to 40, and qualitative data from monthly semi-structured individual debriefing sessions.
Explain why Dr Vance chose to collect both qualitative and quantitative data in this study.
638 exam-style questions on Edexcel A Level Psychology Methods. Each one has a worked solution and a mark scheme showing where the marks go.