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given of this from everyday life, but what is of
particular interest to psychologists is the extent to
which peoples judgments and opinions can be changed as
a result of group pressure.Asch and others noticed that
people in a group will agree to statements that are
contrary to the evidence of their senses. It would be a
mistake to think that only particular docile people are
chosen to take part in experiments of this type.
Usually highly intelligent and independent people are
used.
In a typical experiment, this is what may happen.
The experimenter asks for volunteers to join a group
which is investigating visual perception. The victims
are not, therefore, aware of the real purpose of the
experiment. Each volunteer is taken to a room where he
finds a group of about seven people who are
collaborating with the experimenter. The group is shown
a standard card which contains a single line. The are
then asked to look at a second card. This has three
lines on it. One is obviously longer than the line on
the first card, one is shorter and one the same length.
They have to say which line on the second card is the
same length as the line on the standard card. The other
members of the group answer firsi but what the
volunteer does not know is that they have been told to
pick one of the wrong lines. When his turn comes he is
faced with the unanimous opinion of the rest of the
group -- all the other have chosen line A but he quite
clearly sees line B as correct. What will he do?
According to Asch, more than half of the victims chosen
will change their opinion. What equally surprising is
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