Megumi is running an experiment on the impact of noise level on subsequent aggressive behavior.In one condition, participants experience a loud, annoying noise while trying to complete a task, and then are given a chance later to give another ostensible participant a noise blast, too.In the other condition, the participants do not experience the noise while trying to complete their task; the loud room is also lit more brightly than the quiet room.This difference in the level of light is an example of a(n)

Question

Quizplus · Accepted Answer

The difference in the level of light between the two conditions is a confounding variable because it is not being manipulated by the researcher, but rather is an unintended difference between the two conditions. This could potentially influence the results and create ambiguity in interpreting the effects of the noise level on subsequent aggressive behavior.

Megumi Is Running an Experiment on the Impact of Noise