Examlex
Which one of the following statements is most accurate regarding psychological principles?
Independent Variable
The variable in an experimental study that is manipulated by the researcher to investigate its effect on the dependent variable.
Control Variable
A variable that is kept constant during a scientific experiment to ensure that the effect of the independent variable on the dependent variable is observed without interference.
Hypothetical Variable
A variable conceived by researchers to explain behaviors observed in their studies, but not directly observable or measurable itself.
Dependent Variable
A measurable outcome or effect in an experiment that is influenced by changes in the independent variable.
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