You may have heard that yawning is contagious How could you

You may have heard that yawning is contagious. How could you design a study to test whether people are more likely to yawn if they see someone else yawn?

Objectives:

1. Explain how you could carry out a study to test whether yawning is contagious. Try to take into account the principles of comparison, randomization, and blindness to control for confounding (lurking) variables.

2. Respond to another student\'s discussion post to critique the design of their study.

Solution