Grace is serving on a jury for the first time. She entered the jury room with a dollar amount in mind for damages but, following deliberations, she finds that the vast majority of the jury members are committed to the idea of a much higher dollar amount. Grace agreed to a significantly higher number. This is an example of .

The answer is group polarization.

Explanation:

Group polarization can be defined as some extreme decisions that can be made by a specific group, and at the same time, these decisions are not related to the initial inclination concerning its members. However, these decisions can be inappropriate if individuals' initial tendencies are also inappropriate.

This phenomenon also states that a group's attitude related to a specific situation must change if the individuals' initial attitudes have intensified after the group has discussed some ideas. This phenomenon is called attitude polarization.    

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