group size investigated by Asch: varied the number of confederates in each group between 1 and 5. The relationship between group size and lelvel of conformity was curvilinear. If there were 2 confederates, conformity to the wrong answer was 13.6%. When there were 3 confederates, conformity rose to 31.8%. Above 3 confederates, conformity levelled off. This is because people are very sensitive to opinions of other people as just one confederate was enough to sway opinion.