Ensuring that all variables are constant in an experiment, except for the independent variable, is called:
A) random sampling.
B) experimental control.
C) random assignment.
D) experimental manipulation.

Question

Quizplus · Accepted Answer

Experimental control refers to the practice of keeping all variables constant except for the independent variable to ensure that any observed changes in the dependent variable are due to the manipulation of the independent variable, not other factors.

Ensuring That All Variables Are Constant in an Experiment, Except