Bob wants to research levels of stress and frustration people experience when waiting while being in a phone queue. In particular, he is interested in whether classical music or R&B music makes people more or less stressed. He measures their stress by monitoring their heart rate. In this study, the IV and DV are:

Question

Quizplus · Accepted Answer

The IV (independent variable) is the type of music played (classical or R&B), and the DV (dependent variable) is the participant's level of stress as measured by their heart rate.

Bob Wants to Research Levels of Stress and Frustration People