A Supermarket Chain Gathers Data on the Amount They Spend

question 4

Multiple Choice

A supermarket chain gathers data on the amount they spend on promotional material (e.g., Coupons, etc.) and sales revenue generated each quarter.The predictor variable is

• A)sales revenue.
• B)amount spent on promotional material.
• C)number of coupons offered.
• D)supermarket chains.
• E)none of the above.