Smoking Survey In one Gallup poll, 1038 adults were asked about the effects of secondhand smoke, and

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Smoking Survey In one Gallup poll, 1038 adults were asked about the effects of secondhand smoke, and 52 of them indicated that the effects are “not at all harmful.”

a. If you randomly select one of the surveyed adults, what is the probability of getting someone who feels that secondhand smoke is not at all harmful?

b. Is it “unusual” for someone to believe that secondhand smoke is not at all harmful?

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Elementary Statistics

ISBN: 9780201775709

9th Edition

Authors: Mario F. Triola

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