A climatologist wants to investigate whether there is a correlation between the annual mean sea surface temperature and the annual frequency of severe tropical storms in the North Atlantic. Instead of collecting new observations, the researcher decides to use pre-existing records spanning the last 150 years from the National Oceanic and Atmospheric Administration (NOAA) database.
Outline one strength of using secondary data in this investigation.
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.