Examlex
Isotopes have ________.
One-group Pretest-posttest Design
A research design where a single group of subjects is tested before and after a treatment to observe changes.
Pretest
An assessment given before a main intervention or treatment to establish a baseline measure of the participants' knowledge or skills.
Experimental Manipulation
The deliberate alteration of variables in an experimental setup to study its effects on the outcome.
Participant's Behavior
The actions or reactions of individuals taking part in a study, influenced by experimental conditions or their own characteristics.
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