Cigarette Use A report in the Child Trends DataBase indicated that, in 2000, 20.6% of twelfth grade students reported daily use of cigarettes. In 2009, 11.2% of twelfth grade students reported daily use of cigarettes.
(a) Write a linear equation that relates the percent y of twelfth grade students who smoke cigarettes daily to the number x of years after 2000.
(b) Find the intercepts of the graph of your equation.
(c)Do the intercepts have any meaningful interpretation?
(d) Use your equation to predict the percent for the year 2025. Is this result reasonable?
Source: www.childtrendsdatabank.org
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