Final answer:
Normative influence defines the extent to which an individual believes that the person being observed is behaving in a manner that is consistent with the behavior of his or her peers. It occurs when individuals conform to group norms in order to fit in, feel good, and be accepted by the group.
Step-by-step explanation:
Normative influence defines the extent to which you believe that the person being observed is behaving in a manner that is consistent with the behavior of his or her peers. Normative influence occurs when individuals conform to group norms in order to fit in, feel good, and be accepted by the group. This can be seen in situations where people change their behavior or opinions to align with the majority, even if they don't agree with it.