Marketing
Year; money spent on advertising; profit
2008 2 12
2009 5 20
2010 7 25
2011 11 26
2012 15 40
1. draw a scatter diagram depicting the data.
2. calculate the Pearson's correlation coefficient.
3. determine the linear regression equation.
2008 2 12
2009 5 20
2010 7 25
2011 11 26
2012 15 40
1. draw a scatter diagram depicting the data.
2. calculate the Pearson's correlation coefficient.
3. determine the linear regression equation.
Correct answer:
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