The 3 most important are controlled, naturalistic and participant.
The researcher exercise control over the environment in which the observations are made.
- Cause and effect can be established
- If the situation is well controlled there is less risk of extraneous variables influencing participants behaviour
- More complete information is obtained than conventional experimental studies in which participants are only required to produce limited responses
- Carrying out studies in artificial situations reduces ecological validity and can influence behaviour
- The artificial situation may make it hard to generalise findings
- Problems such as investigator effects and demand characteristics
An unobtrusive observational study conducted in a natural setting.
- If the participants are…