The experimental Method: what is a true experiment?

Laboratory experiments

Field experiments

NATURAL EXPERIMENTS

Quasi-experiments

Non-experiments: Case Studies, Observations, interviews, questionnaire surveys, correlations, content analysis, interviews and thematic analysis

Observational techniques. Types of observation: naturalistic and controlled observation, covert and overt observation, and participant and non-participant observation. Observational design: behavioural categories, event sampling, time sampling

SPECIFICATION: Self-report techniques, questionnaires, and interviews, both structured and unstructured. Questionnaire construction, including open and closed questions; interview design

Correlations. Analysis of the relationship between co-variables. The difference between correlations and experiments

Non-experiments:: Case Studies