Briñol and Petty (2003) conducted a study in which participants were presented strong or weak arguments on an issue while they were either shaking or nodding their heads to test the durability of headphones. Why did head movements matter?
A) It was a subtle way to make participants feel more or less confident.
B) It kept participants alert during the lengthy message they heard.
C) It was to test the durability of the headphones in the study.
D) It was to distract participants from the message.

Question

Quizplus · Accepted Answer

Head movements matter because they are a subtle way to make participants feel more or less confident in their attitude towards the issue presented. Participants who nodded their heads while hearing a strong argument felt more confident in their agreement with the issue, while those who shook their heads felt more confident in their disagreement.

Briñol and Petty (2003) Conducted a Study in Which Participants