After exposure to thirty minutes of sexually explicit film, or erotic but not sexually explicit film, sexual arousal is measured in female and male subjects with a penile strain gauge or a vaginal photoplethysmograph. What is the independent variable in this study?

Question

After exposure to thirty minutes of sexually explicit film, or erotic but not sexually explicit film, sexual arousal is measured in female and male subjects with a penile strain gauge or a vaginal photoplethysmograph. What is the independent variable in this study?

Quizplus · Accepted Answer

The independent variable is the one that is manipulated or changed in an experiment to observe its effects. In this study, the type of film (sexually explicit or erotic but not sexually explicit) is the independent variable being manipulated to measure its effect on sexual arousal.

After Exposure to Thirty Minutes of Sexually Explicit Film, or Erotic