Physical Variables In ____, an experimenter controls physical variables by keeping all aspects of treatment conditions as nearly similar as possible.
A)balancing
B)constancy of conditions
C)elimination
D)isolation

Question

Quizplus · Accepted Answer

The term "constancy of conditions" refers to keeping all aspects of treatment conditions as nearly similar as possible, meaning physical variables are controlled in order to isolate the effect of the independent variable on the dependent variable. Balancing refers to ensuring that groups being compared are similar in relevant characteristics, elimination refers to removing extraneous variables, and isolation refers to separating the independent variable from other factors that may influence the dependent variable.

Physical Variables in ____, an Experimenter Controls Physical Variables by Keeping