Navigation » List of Schools, Subjects, and Courses » Math 136 – Introduction to Statistics » Section 6.2 Homework » Section 6.2 Homework Question 8
With Answers Good news! We are showing you only an excerpt of our suggested answer to this question. Should you need our help in customizing an answer to this question, feel free to send us an email at 
or chat with our customer service representative.
Section 6.2 Homework Question 8
Section 6.2 Homework
8. According to an almanac, 70% of adult smokers started smoking before turning 18 years old.
(a) If 200 adult smokers are randomly selected, how many would we expect to have started smoking before turning 18 years old?
(b) Would it be unusual to observe 170 smokers who started smoking before turning 18 years old in a random sample of 200 adult smokers? Why?
(a) We would expect about ____ adult smokers to have started smoking before turning 18 years old.
(b) Would it be unusual to observe 170 smokers who started smoking before turning 18 years old in a random sample of 200 adult smokers?