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Quiz1SolutionsSpring - given If the information is not...

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1. One of the reasons that the Monitoring the Future (MTF) project was started was "to study changes in the beliefs, attitudes, and behavior of young people in the United States." Data are collected from sth, lo", and graders each year. To get a representative nationwide sample, surveys are given to a randomly selected group of students. In Spring 2004, students were asked about alcohol, illegal drug, and cigarette use. Describe the W's, if the information is
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Unformatted text preview: given. If the information is not given, state that it is not specified. W ~ O : ~ 3 3 a k e d yaup SWS i ri w gr? lot> d. 12*3fk ci ~ e * e What: ~ [ b \ n b I UY, il [email protected] & ~ 3 dg, 4 When: qyi9 m4 mere: US List the variables in the data set. Indicate whether each variable is treated as categorical or quantitative in this data set. If the variable is quantitative, state the units. V i a b k ~ *-...
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