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. The predicted weekly sales for the novel when priced at $10 is equal to ________.
A) 4.60
B) 5.07
C) 6.45
D) 7.33

Question

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.  The predicted weekly sales for the novel when priced at $10 is equal to ________.
A) 4.60 
B) 5.07 
C) 6.45 
D) 7.33

Quizplus · Accepted Answer

The Answer of 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.  The predicted weekly sales for the novel when priced at $10 is equal to ________.
A) 4.60 
B) 5.07 
C) 6.45 
D) 7.33

Costco Sells Paperback Books in Their Retail Stores and Wants