Examlex
A tax is progressive if the average tax rate
Independent Variable
In research, the variable that is manipulated or changed to observe its effect on a dependent variable.
Confounding Variable
An external factor in a research study that can cause a false association between the study variables, compromising the results' validity.
Dependent Variable
In scientific research, this is the variable being tested and measured, which is expected to change as a result of manipulations to the independent variable.
Psychotherapy
A form of treatment for mental health disorders where a trained therapist uses psychological techniques to help a patient understand and overcome their issues.
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