Mathematics, 06.05.2020 05:33 zah16
A recent poll of 2000 randomly selected 18-25-year-olds revealed that 232 currently use marijuana or hashish. According to a publication, 12.5 % of 18-25-year-olds were current users of marijuana or hashish in 1997.
a) Do the data provide sufficient evidence to conclude that the percentage of 18-25-year-olds who currently use marijuana or hashish has changed from the 1997 percentage of 12.5%? Use α=0.05 significance level.
Answers: 1
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A recent poll of 2000 randomly selected 18-25-year-olds revealed that 232 currently use marijuana or...
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