Physical Variables Chase is designing an experiment that requires intense concentration and is concerned about confounding by outside noise.If he can use any of the control techniques discussed in this chapter, his first choice should be
A)balancing.
B)constancy of conditions.
C)elimination.
D)isolation.

Question

Quizplus · Accepted Answer

Elimination is the most direct and effective method for dealing with a confounding variable like outside noise, as it involves removing the source of the confounding entirely from the experimental setting.

Physical Variables Chase Is Designing an Experiment That Requires Intense