Examlex
Find the center and radius of the circle .
Experimental Study
A research method involving the manipulation of variables to determine cause-and-effect relationships within a controlled environment.
Control Group
The group in an experiment that is treated as much as possible like the experimental group except that it does not participate in the experimental manipulation.
Correlation Study
A research method used to determine the relationship between two or more variables without implying causation.
Ethical
Pertaining to or dealing with morals or the principles of morality; pertaining to right and wrong in conduct.
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