Problem:
The U.S. Census tracks the percentage of persons 27 years or older who are college graduates. That data for several years is given below. Determine whether the trend appears linear. If so, and assuming the trend continues, in what year will the percentage exceed 32%?
Year
|
2005
|
2006
|
2007
|
2008
|
2009
|
2010
|
2011
|
2012
|
2013
|
2014
|
Percent Graduates
|
22.4
|
22.5
|
24.2
|
25.8
|
26.6
|
27.8
|
28.9
|
29.9
|
30
|
29.4
|