Question 29
You are analyzing "Basket Co-occurrence" (Market Basket Analysis). You find that [Bread, Milk] has high lift, but [Bread, Butter] has low lift. However, the raw sales volume of [Bread, Butter] is higher than [Bread, Milk]. What does this imply?
Bread and Butter are popular individually, so they appear together frequently, but one does not trigger the need for the other specifically more than average.
People buy Bread and Butter together only by random chance.
The data is corrupted.
You should stop promoting Bread and Milk.