Another Example Customer Customer buys both Customer buys beer Transaction ID Items bought Let minimum support 50%, and 2000 AB c minimum confidence 50%. we 1000AC have 4000 A d A→C(50%,66.6% 5000 B.E.F C→A(50%,100%) n Steinbach. Kumar Introduction to Data Mining 4/18/2004© Tan,Steinbach, Kumar Introduction to Data Mining 4/18/2004 ‹#› Another Example Transaction ID Items Bought 2000 A,B,C 1000 A,C 4000 A,D 5000 B,E,F Let minimum support 50%, and minimum confidence 50%, we have – A  C (50%, 66.6%) – C  A (50%, 100%) Customer buys diaper Customer buys both Customer buys beer