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 15similar stores, she gathered the following information regarding the shelf space, in feet, devoted to pet food and the weekly sales in hundreds of dollars..

Using the regression line for this problem, the approximate Weekly Sales for shelf space that is 30.

• A. 3.12
• B. 3.1
• C. 3.04
• D. 2.99

Store Shelf Weekly Space Sales 5 1.3 N 5 1.6 3 5 1.4 4 10 1.7 10 1.9 6 10 2.3 7 15 2.2 8 15 2 9 15 1.8 10 20 2.2 11 20 2.4 12 20 2.9 13 25 2.9 14 25 2.7 15 25 2.5 Using the regression line for this problem, the approximate Weekly Sales for shelf space that is 30