This is about average gas prices from 2005-2015
2005 - $2.27
2006 - $2.57
2007 - $2.80
2008 - $3.25
2009 - $2.35
2010 - $2.78
2011 - $3.52
2012 - $3.62
2013 - $3.51
2014 - $3.36
2015 - $2.43
c. What equation models the data? What are the domain and range of
the equation? Do you think your equation is a good fit for the data?
Explain how you determined your answers.
2005 - $2.27
2006 - $2.57
2007 - $2.80
2008 - $3.25
2009 - $2.35
2010 - $2.78
2011 - $3.52
2012 - $3.62
2013 - $3.51
2014 - $3.36
2015 - $2.43
c. What equation models the data? What are the domain and range of
the equation? Do you think your equation is a good fit for the data?
Explain how you determined your answers.
Answers
Answered by
PicturesDon'tChangeThePeopleInsideOfThemDo
How do I do this?
Answered by
Steve
check the changes each year:
+0.30
+0.23
+0.45
-0.90
+0.37
+0.74
+0.10
-0.11
-0.15
-0.93
even without doing a regression, it is clear that no straight line can model this set of data with any real accuracy.
But, I guess you can always plug in the data using your regression calculator to find the line of "best" fit.
+0.30
+0.23
+0.45
-0.90
+0.37
+0.74
+0.10
-0.11
-0.15
-0.93
even without doing a regression, it is clear that no straight line can model this set of data with any real accuracy.
But, I guess you can always plug in the data using your regression calculator to find the line of "best" fit.
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