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Cluster sampling is generally used in surveys that involve field interviews and is most useful in studies that involve widely dispersed subjects.
Frustration
The feeling people get when goals they are trying to attain are blocked.
Aggression
Behavior intended to harm or intimidate others, which can be physical or verbal, and is often a response to frustration or perceived threats.
Ethnocentrism
The belief in the inherent superiority of one's own ethnic group or culture, often accompanied by a feeling of contempt for other cultures.
Prejudice
An unfounded or biased preconception or attitude towards individuals or groups based on characteristics like race, gender, or social status.
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