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.
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Mathematics, 21.06.2019 16:00
Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2
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Mathematics, 21.06.2019 17:40
Which number produces a rationale number when multiplied by 1/5
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Mathematics, 21.06.2019 18:30
David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?
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Mathematics, 21.06.2019 19:30
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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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