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The National Center for Drug Abuse is conducting a study to determine if the heroin usage...

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Statistics

The National Center for Drug Abuse is conducting a study todetermine if the heroin usage among teenagers has changed.Historically, about 1.3 percent of teenagers have used heroin oneor more times. In a recent study of 1800 teenagers, 35 said theyhad used heroin one or more times. Is there significant evidencethat heroin usage among teenagers has changed? What concerns do youhave about this data?

Answer & Explanation Solved by verified expert
4.4 Ratings (705 Votes)
H0 Null Hypothesis P 0013HA Alternative Hypothesis P 0 013P Population proportion 0013Q 1 P 0987n Sample Size 1800p Sample Proportion    See Answer
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