Research Method
Survey
does not involve direct observation by a researcher
used in the social and natural sciences
self-report method of data collection
Experimintal
used in all scientific disciplines
Highly controlled conditions
experimental studies are done in laboratory
Correlation
non experimental, descriptive method
impractical and/or unethical
cannot prove causation
Case Study
involves an in-depth descriptive record
involves only a single individual or just a few
detailed contextual view of an individual's life or of a particular phenomen
Naturalistic observation
non experimental approaches used in real-life settings
observing behavior which normally occurs
descriptive method without the controlled conditions
Takes a long time