Examlex
All servo motors:
Dependent Variable
A variable in an experiment that is expected to change as a result of manipulations of the independent variable.
Extraneous Variable
Any variable in a scientific experiment that is not the independent or dependent variable but may affect the results of the experiment if not properly controlled.
Random Assignment
A method used in experiments where participants are allocated to different groups purely by chance, minimizing pre-existing differences between those groups.
Experimental Groups
In research, groups of participants that are exposed to the independent variable or treatment of interest, to assess its effect on various outcomes.
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