Brigham and Barkowitz (1978) had African American and Caucasian college students view a photograph set of African American and Caucasian faces. Participants were then shown a second set of faces in which they had to indicate whether they had seen each of the faces in the previous photoset. They found that participants had more difficulty recognising outgroup than ingroup faces. This is an example of:

Question

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The relative homogeneity effect explains why individuals find it more challenging to recognize faces from racial or ethnic groups different from their own, as they perceive outgroup members as more similar to each other than ingroup members. This phenomenon was demonstrated in the study by Brigham and Barkowitz (1978), where participants had more difficulty recognizing faces from a racial group different from their own.

Brigham and Barkowitz (1978) Had African American and Caucasian College