Answer :
The independent variable is changed by the experimenter to get an effect from the dependent variable. Therefore, the best answer is D.
Answer
D. The factor that's changed by the experimenter and impacts the dependent variable
Explanation
The term independent mean not interfered with. It stands on its on without been affected.
In an experiment the term independent factor is one which is not affected by another variable although it does change in the experiment but is is impacted by the dependent variable.
D. The factor that's changed by the experimenter and impacts the dependent variable
Explanation
The term independent mean not interfered with. It stands on its on without been affected.
In an experiment the term independent factor is one which is not affected by another variable although it does change in the experiment but is is impacted by the dependent variable.