Categorize the type of sampling (simple random, stratified, systematic, cluster, or convenience) used in each of the following situations. (a) To conduct a preelection opinion poll on a proposed amendment to the state constitution, a random sample of 10 telephone prefixes (first three digits of the phone number) was selected, and all households from the phone prefixes selected were called.

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11 March, 05:03

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Mcgrath · Answer 1

(simple random,

Explanation:as it have a condition which gives equal chances to community members ie " (first three digits of the phone number"