When talking about specific research methods, you need to always mention: What, who, why, evaluation – This should act as your introduction and conclusion.
A Lab experiment is a test performed in a controlled setting with the aim of measuring two variables.
Positivists tend to use lab experiments because of high reliability. Evaluation
Studies you need to refer to: DURKHEIM (1987) used the comparative method to explore suicide rates of different cultures. He felt a more scientific approach would support his hypothesis more as he predicted that the more integrated an individual was in society, the less likely there were to attempt suicide. THE CRIME SURVEY OF ENGLAND AND WALES. This is a systematic sample of 50,000 people producing crime statistics from victims. Because of the large sample size, positivists state it allows greater analysis and produces higher generalisability.