Question: According to the Centers for Disease Control in 2008 21

According to the Centers for Disease Control, in 2008, 21% of adult Americans age 18 or older were current smokers. Treat the results of the Sullivan Statistics Survey as a random sample of adult Americans. Do the survey results suggest that the proportion of adult Americans who are current smokers has declined? Use an α = 0.05 level of significance.

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  • CreatedApril 28, 2015
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