The sales of a company (in million dollars) for each year shown in the table below (25) X(year) 2005 2006 2007 2008 2009 Y (sales) 12 19 39 37 45 a. Find the regression line of the data. Draw the inference about the dataset. b. Use the regression line as a model to estimate the sales of the company in 2012.

College Algebra
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ISBN:9781337282291
Author:Ron Larson
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Chapter3: Polynomial Functions
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The sales of a company (in million dollars) for each year shown in the table below (25)
X(year) 2005 2006 2007 2008 2009
Y (sales) 12 19 39 37 45
a. Find the regression line of the data. Draw the inference about the dataset.
b. Use the regression line as a model to estimate the sales of the company in 2012.

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