Cigarette smoking. The percentage of female cigarette smokers in the United States declined from 21% in 2000 to 18% in 2006. (Source: Centers for Disease Control)
(A) Find a linear equation relating percentage of female smokers (f) to years since 2000 (t).
(B) Find the year in which the percentage of female smokers falls below 10%.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.