Examlex
Matching
-Stopping smoking to reduce the risk of lung cancer is an example of this.
Variable
An element, feature, or factor that is likely to vary or change.
Hypothesis
A proposed explanation or assumption for a phenomenon, made as a starting point for further investigation, testable by experimentation or observation.
Operationalization
The process of defining a research variable or concept so that it can be measured or expressed quantitatively or qualitatively.
Randomization
Randomization involves assigning individuals to groups by chance processes.
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