Which of the following cannot be an independent variable?
A) drug dosage
B) use of memory aids
C) amount of sleep
D) age

Name: Which of the following cannot be an independent variable? A) drug dosage B) use of memory aids C) amount of sleep D) age
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Question

Quizplus · Accepted Answer

Age cannot be an independent variable because it cannot be controlled or manipulated by the experimenter. It is a demographic variable that is predetermined by factors outside of the experiment's control.

Which of the Following Cannot Be an Independent Variable