Have You Ever Been Arrested? According to a recent study of 7335 young people in the US, 30% had been arrested1 for a crime other than a traffic violation by the age of 23. Crimes included such things as vandalism, underage drinking, drunken driving, shoplifting, and drug possession.
Have You Ever Been Arrested?
According to a recent study of 7335 young people in the US, 30% had been arrested1 for a crime other than a traffic violation by the age of 23. Crimes included such things as vandalism, underage drinking, drunken driving, shoplifting, and drug possession.
(a) Is the 30% a parameter or a statistic?
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Parameter |
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Statistic |
(b) The margin of error for the population proportion estimate, p, is 0.01. Use this information to give a
The plausible values for the proportion p range from to .
(c) Given the margin of error in part (b), if we asked all young people in the US if they have ever been arrested, is it likely that the actual proportion is less than 25%?
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Yes |
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No |
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