Open the file US Tobacco, which contains data on the total amount of tobacco produced in the US.
a. Make a scatter graph of the data with trendline. Copy and paste your graph here.
b. According to the trendline equation, how much tobacco will be produced in 2014? How much confidence do you have in your prediction and why?
c. According to the trendline equation, when will no tobacco be produced in the US? How much confidence do you have in your prediction and why?
|
Year
|
Tobacco Produced (billions lbs)
|
|
|
|
1990
|
1.626
|
|
1991
|
1.664
|
|
1992
|
1.721
|
|
1993
|
1.613
|
|
1994
|
1.583
|
|
1995
|
1.270
|
|
1996
|
1.519
|
|
1997
|
1.787
|
|
1998
|
1.480
|
|
1999
|
1.293
|
|
2000
|
1.053
|
|
2001
|
0.991
|
|
2002
|
0.871
|
|
2003
|
0.803
|
|
2004
|
0.883
|
|
2005
|
0.645
|
|
2006
|
0.727
|
|
2007
|
0.788
|
|
2008
|
0.801
|
|
2009
|
0.823
|