Costco sells paperback books in their retail stores and wants to examine the relationship between the prices and sales. The price of a particular novel was adjusted each week and the weekly sales are in the following table. Management would like to use a simple linear regression model that uses prices to predict sales.

Sales	Price
4	$ 12
2	$ 8
6	$ 8
6	$ 12
8	$ 18
8	$ 8
1	$ 7

The predicted weekly sales for the novel when priced at $10 is equal to ________.

Group of answer choices

3.46

2.99

5.72

4.84