Urgentlyyy Data Mining

Question 1 Association rules and sequential patterns. [40 points] The following is an example of customer purchase transaction data set. TID 101 102 103 104 105 Date 01/01/2001 01/02/2001 01/03/2001 01/03/2001 01/04/2001 Items Purchased Cheese, Wine, Bread Bread, Water, Milk Milk, Cheese, Magazine, Wine, Bread Cheese, Wine, Bread, Milk Milk, Bread a) Suppose that you have been asked to mine using a minimum support of 40%, find the frequent item sets within these transactions b) Using a minimum confidence of 0.8, generate the association rules. How many rules are strong? c) What are trade-offs to consider while selecting a minimum support threshold value? **Please Don't make abbreviation for items name. Question 1 Association rules and sequential patterns. [40 points] The following is an example of customer purchase transaction data set. TID 101 102 103 104 105 Date 01/01/2001 01/02/2001 01/03/2001 01/03/2001 01/04/2001 Items Purchased Cheese, Wine, Bread Bread, Water, Milk Milk, Cheese, Magazine, Wine, Bread Cheese, Wine, Bread, Milk Milk, Bread a) Suppose that you have been asked to mine using a minimum support of 40%, find the frequent item sets within these transactions b) Using a minimum confidence of 0.8, generate the association rules. How many rules are strong? c) What are trade-offs to consider while selecting a minimum support threshold value? **Please Don't make abbreviation for items name