SOLUTION: The marketing manager of a large supermarket chain would like to use shelf space to predict the sales of pet food. For a random sample of 12 similar stores, she gathered the follo

Question 297529: The marketing manager of a large supermarket chain would like to use shelf space to predict the sales of pet food. For a random sample of 12 similar stores, she gathered the following information regarding the shelf space, in feet, devoted to pet food and the weekly sales in hundreds of dollars.
Store 1 2 3 4 5 6
Shelf Space 5 5 5 10 10 10
Weekly Sales 1.6 2.2 1.4 1.9 2.4 2.6
Store 7 8 9 10 11 12
Shelf Space 15 15 15 20 20 20
Weekly Sales 2.3 2.7 2.8 2.6 2.9 3.1
1-Compute the value of the sample correlation coefficient between weekly sales and shelf space.
2-Is the correlation between weekly sales and shelf space significant at the .01 level of significance?
3-What is the estimated regression equation?

Answer by ao0703839(1) (Show Source): You can put this solution on YOUR website!

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