The word that should go in the blank space is "Conformity".
Conformity is defined as an individual's yielding to group pressure.
In Sherif's autokinetic experiment determined that when a person is put into an ambiguous situation, it will look to other with the objective to reach a common agreement about a conclusion.
Asch's experiment determined that an individual will tend to conform with what the majority says, subordinating to group pressure. Even if this means that the arrived conclusion is incorrect.