Teen smoking The Centers for Disease Control and Prevention say that about 18% of high-school students smoke
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Teen smoking The Centers for Disease Control and Prevention say that about 18% of high-school students smoke tobacco (down from a high of 38% in 1997). Suppose you randomly select high-school students to survey them on their attitudes toward scenes of smoking in the movies. What’s the probability that
1. None of the first 4 students you interview is a smoker?
2. The first smoker is the sixth person you choose?
3. There are no more than 2 smokers among 10 people you choose?
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Related Book For
Stats Data And Models
ISBN: 9780135163825
5th Edition
Authors: Richard D De Veaux, Paul F Velleman, David E Bock
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