Mathematics, 07.03.2020 05:22 mariaguadalupeduranc
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. Use these data to answer questions 8 through 10.
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
What is the estimated regression equation?
A. = 2.63 + 0.724x
B. = 1.45 + 0.724x
C. = 1.45 + 0.074x
D. = 2.63 - 0.174x
Answers: 3
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Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great
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