If you want to determine how loud your music can be before your roommate can detect it, then you need to establish your roommate's

Question

Quizplus · Accepted Answer

The absolute threshold is the minimum amount of stimulation needed to detect a particular stimulus. In this case, the stimulus is the sound of the music. By establishing your roommate's absolute threshold for sound, you can determine how loud the music can be before they can detect it.

If You Want to Determine How Loud Your Music Can