A Gallup poll surveyed 1018 adults by telephone, and 22% of them reported that they smoked cigarettes

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A Gallup poll surveyed 1018 adults by telephone, and 22% of them reported that they smoked cigarettes within the past week.

Determine whether the given description corresponds to an observational study or an experiment.

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Elementary Statistics

ISBN: 9780321500243

11th Edition

Authors: Mario F. Triola

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Question Posted: Feb 21, 2020 12:16 PM

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A Gallup poll surveyed 1018 adults by telephone, and 22% of them reported that they smoked cigarettes

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It is also an observational ...View the full answer

Elementary Statistics

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