Experimental study
Experimental Study
An Experimental Study (pronunciation: /ɪkˌspɛrɪˈmɛntəl ˈstʌdi/) is a type of research method where the researcher manipulates one or more independent variables to determine their effect on a dependent variable. This method is used in many fields, including medicine, psychology, and sociology.
Etymology
The term "experimental study" comes from the Latin word "experimentum," which means "trial, test, proof, experiment," and the Old French "estudie," which means "study, application."
Related Terms
- Control Group: A group in an experimental study that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.
- Randomized Controlled Trial: A type of experimental study where participants are randomly assigned to either the treatment group or the control group.
- Cohort Study: A type of observational study where a group of people with a certain characteristic or set of characteristics is followed over time.
- Case-Control Study: A type of observational study where two existing groups differing in outcome are identified and compared on the basis of some supposed causal attribute.
- Cross-Sectional Study: A type of observational study that involves the analysis of data collected from a population, or a representative subset, at one specific point in time.
See Also
External links
- Medical encyclopedia article on Experimental study
- Wikipedia's article - Experimental study
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