Answer:
An Independent or Test Variable is A variable that is often represented by X whose variation does not depend on another
A Dependent or Outcome Variable is the variable being measured or tested in an experiment
The Control Group is the group in an experiment or study that does not recieve treatment
Independent variables changes they are usaully the factors you control and manipulate
Dependent variables changes
The control group does not change
Explanation:
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Speak the truth is the answer
(city-state in ancient Greece )
At my school we have a U.S. History class, but it may be different depending on your state or school.