What would not be held constant in testing a theory that if a student studies harder, he will get a better grade?
A)The course being taken.
B)The ability and effort of the other students in the class.
C)The grading scale in the course.
D)The number of hours the student spends studying.
E)All of the variables given would be held constant in testing such a theory.

Question

Quizplus · Accepted Answer

The number of hours the student spends studying would not be held constant, as it is the independent variable being tested in the theory.

What Would Not Be Held Constant in Testing a Theory