Moscovici (1969) minority influence

• Who conducted the study "Calling a blue slide green"?

  Moscovici
• What was the aim of Moscovici's study?

  To investigate how a consistent minority affects opinions
• How did the study aim to create doubt in participants?

  By having a consistent minority challenge their views
• What were the procedures of Moscovici's study?

  • Participants underwent an eye test for color blindness.
  • They were placed in groups of four with two confederates.
  • Shown 36 slides of different blue shades.
  • Asked to state the color out loud.
• How many groups were there in Moscovici's experiment?

  Two groups
• What was the response of confederates in the first group?

  They consistently answered green for every slide
• How did confederates behave in the second group?

  They answered green 24 times and blue 12 times
• What percentage of trials resulted in participants agreeing with the minority in the consistent group?

  8.42%
• What percentage of participants agreed at least once in the consistent group?

  32%
• What percentage of trials resulted in participants agreeing with the minority in the inconsistent group?

  1.25%
• What conclusions were drawn from Moscovici's study?

  • Minorities can change majority opinions.
  • Consistency in minority views is crucial for influence.