वह प्रयोगात्मक प्रतिमान (एक्सपेरिमेंटल पैराडाइम) जो यह दर्शाता है कि तुच्छ समूह विभाजन भी अंतःसमूह पक्षपात (इनग्रुप फेवरिटिज्म) की ओर ले जाता है, उसे किस रूप में जाना जाता है?

Expectations about how members of a group should think or behave are termed as:

According to Leon Festinger's theory, which factor increases the pressure for uniformity within groups?

A teacher assigns individual marks for a group activity to reduce social loafing. This strategy works mainly because it: