MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The graph to the right gives the percent of persons 25 years and over who have completed four or more years of college.
 
a. Use the method of least squares to obtain the straight line that best fits these data.
b. Estimate the percent for the year 2008.
c. If the trend​ continues, when will the percent reach​ 32?
40
35-
30-
25-
20+
15-
10-
5-
Percentage of College Graduates
19.4 21.2
23.1
29.9
27.7
25.7
1985 1990 1995 2000 2005 2010
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Transcribed Image Text:40 35- 30- 25- 20+ 15- 10- 5- Percentage of College Graduates 19.4 21.2 23.1 29.9 27.7 25.7 1985 1990 1995 2000 2005 2010
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