Societies in which one major, dominant ethnic group comprises most of the population are referred to as cultures.

Societies in which one major, dominant ethnic group comprises most of the population referred to as : Homogeneous cultures
In the United States, a china town could be described one of the example of a Homogeneous culture. That society is dominated by asian race/culture

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The median is 4 because 2 x’s out 9, 3 x’s out 7, 3 x’s out 5, and 4 is the only remaining number.