Examlex
Which disease is triggered by allergies?
Independent Variable
The factor proposed to change the behavior under study in an experiment; it is systematically manipulated during an experiment.
Experimental Research
A research design that permits inferences about cause and effect by exerting control, systematically manipulating a variable, and studying the effects on measured variables.
Control Group
In experimental research, the group of participants that does not receive the experimental treatment, used for comparison purposes.
Random Assignment
A method of assigning participants that ensures each participant has an equal chance of being assigned to the experimental group or control group.
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