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Lecture 17

PSYC 231 Lecture Notes - Lecture 17: Pluralistic Ignorance

Course Code
PSYC 231

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Tendency to change perceptions, opinions, or behavior in ways that are consistent with
group norms
o Group norms:
Implicit or explicit rules about how to behave
Standing for national anthem
Leave a tip for waiters
Wait our turns in lines
Dress like everyone else
Three Classic Conformity Studies
o Sherif’s autokinetic effect study (1936)
Autokinetic Effect
No reference point in the dark, so by staring at a light the light appears to
P in dark room shown a single point of light
Task: Estimate distance that light moves
Difficult & ambiguous task
Light is stationary but appears to move
Do task first alone, then with other Ps in the room
o Asch’s line judgment study (1951)
6 confederates, 1 real P
Confeds start out picking right line
Then, confeds pick same, wrong line
Repeated trials
DV: Will real P conform?
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