An online clothing retailer examined their transactional database to see if total yearly Purchases (S) were related to customers' incomes (S). (Yo may assume that the assumptions and conditions for regression are ou met.) The least squares linear regression is shown below. Complete parts a through d. Purchases 32.8 +0.013(Income) a) Interpret the intercept in the linear model.
A. The intercept of indicates the customer Income if the predicted total yearly Purchase was so.
B. The intercept of indicates the predicted total yearly Purchase if a customer's Income was $0
C. The intercept of is meaningless and should not be interpreted.
D. The intercept indicates that customer Income changes by for every $1 increase in total yearly Purchase.
b) Interpret the slope in the linear model. Select the correct choice below and fill in the answer box to complete your choice. A. The slope indicates that custome Income changes by s for every $1 increase in total yearly Purchase.
B. The slope of is meaningless and should not be interpreted
C. The slope indicates that the total yearly Purchase changes by s for every $1 increase in customer Income.
D. The slope of indicates the customer Income if he predicted total yearly Purchase was $0