Intro Stats, Books a la Carte Edition (5th Edition)
Intro Stats, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134210285
Author: Richard D. De Veaux, Paul Velleman, David E. Bock
Publisher: PEARSON
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Chapter 3, Problem 19E

a.

To determine

Find the smoking rate among 18–24-year-old men in 1974.

b.

To determine

Find the change of smoking rate of 18–24-year-old men from 1974 to 2014.

c.

To determine

Find the change of smoking rate in that cohort of men older than 30 years covered by these areas.

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