David and Alexandra both take part in a research study that is investigating the effects of sleep deprivation on reaction time. David is kept awake for 24 hours straight, while Alexandra follows her normal sleep routine. In this study, David is part of the _____ group.

Question

Quizplus · Accepted Answer

David is part of the experimental group because he is the one experiencing the manipulated condition (being kept awake for 24 hours) to test the effects on reaction time.

David and Alexandra Both Take Part in a Research Study