Examlex
The scores below represent the results of an in-class quiz worth 10 points.
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Experimental Research
A scientific approach that manipulates one variable to observe its effect on another, within a controlled environment, to establish cause-and-effect relationships.
Change
The process or act of making or becoming different, often considered in the context of personal, organizational, or social evolution.
Internal Validity
The degree to which a study or experiment accurately establishes a cause-effect relationship without the influence of external factors.
External Validity
The extent to which the results of a study can be generalized to other situations, people, settings, and times.
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