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Question
identify the type of sampling used (random, systematic, convenience, stratified, or cluster sampling) in the situation described below. in a poll conducted by a certain research center, 986 adults were called after their telephone numbers were randomly generated by a computer, and 39% were able to correctly identify the secretary of state. which type of sampling did the research center use? stratified sampling random sampling convenience sampling systematic sampling cluster sampling
Random sampling involves selecting elements from a population where each element has an equal chance of being chosen. Here, telephone numbers were randomly generated by a computer to call adults, meaning each adult in the population had an equal likelihood of being called. This meets the criteria for random sampling.
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B. Random sampling