Study average television viewership in new york

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A marketing organization decides to study average television viewership in New York, Los Angles, and Dallas. The company selects 100 households from New York, 80 households from Los Angles, and 60 households from Dallas. The sample is random from each stratum, which refers to which type of sample? Cluster, stratified random, random, or simple random?

Reference no: EM132289146

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