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.

Correct answer:

x =  0



Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar







Tips to related online calculators

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: