Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

تمرين 12

A collection of two or more people who interact and share some common attribute or attributes is called a (a) _____. How much group members perceive that they share common attributes determines group (b) _____. The formal or informal rules about how group members should behave are called group (c) _____. According to Leon Festinger's (d) _____ theory, we compare ourselves to others who are similar to us so that we can measure the correctness of our attitudes and beliefs.