In an experiment examining the effects of background noise on people's ability to understand a verbal message, one group of participants is given a comprehension quiz after listening to a passage being read to them with no background noise. For comparison, a second group of participants is given a comprehension quiz after listening to a passage being read to them with 60 decibels of conversation as background noise. This is an example of a ____ design.
A) single-subjects
B) between-subjects
C) within-subjects
D) matched groups

Question

Quizplus · Accepted Answer

In a between-subjects design, different groups of participants are assigned to different experimental conditions. In this scenario, one group of participants is exposed to the passage with no background noise, while the other group is exposed to the passage with the presence of background noise. Therefore, this is an example of a between-subjects design.

In an Experiment Examining the Effects of Background Noise on People's