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A government agency in a Northestern city wishes to evaluate the effectiveness of a recently launched program to prevent alcohol drinking among teenagers. Before the program was lauched a study found that the proportion of teen-drinking in the city was 13%. They select a random sample of n=100 teenagers and found that 9 of them had drank alcohol. Using a significance level of 5%, what would be the conclusion of a hypothesis test to determine if the proportion of teen-drinking in the city has decreased ?
Reject Ho, there is evidence that the proportion of teen-drinking has decreased
Do not Reject Ho. There is no evidence that the proportion of teen drinking has decreased
Cannot be determined based on the information given
What are the criteria you will use to evaluate the success (outcomes) of your proposed policy change?
Projections by the U.S. Census Bureau show the United States becoming older and more ethnically diverse by the middle of the century (Bernstein & Edwards, 2008). Currently, minorities comprise one-third of the U.S. population, but are expected to bec..
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