Given a customer buying electronics database, and 10,000 transactions are analyzed and the data show: 6,000 of customer transactions included computer games (game) 7,500 of them included videos (video), 4,000 of them included both computer games and videos The generated association rule is: game -> video [support = ?%, confidence = ?%] What is the support of the rule? Given a customer buying electronics database, and 10,000 transactions are analyzed and the data show: 6,000 of customer transactions included computer games (game) 7,500 of them included videos (video), 4,000 of them included both computer games and videos The generated association rule is: game -> video [support = ?%, confidence = ?%] What is the confidence of the rule? (please enter the value with the only integer part, for example, 50%, enter 50. Given a customer buying electronics database, and 10,000 transactions are analyzed and the data show: 6,000 of customer transactions included computer games (game) 7,500 of them included videos (video), 4,000 of them included both computer games and videos The generated association rule is; video-> game [support = ?%, confidence = ?%] What is the confidence of the rule? (Please keep 2 digits after the decimal point, for example, 025). Given a customer buying electronics database, and 10,000 transactions are analyzed and the data show: 6,000 of customer transactions included computer games (game) 7,500 of them included videos (video), 4,000 of them included both computer games and videos The generated association rule is: game -> video [support = ?%, confidence = ?%] What is the lift of the rule? (please keep 2 digits after the decimal, for example, 0.25) Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE For given support count = 2, which one of the following statement is incorrect? a. The rule B,C-> E and the rule E->B,C have the same confidence value. b. The rule B->C, E and the rule E->B,C have the same confidence value. c. The rule B,E ->C and the rule C->B,E have the same confidence value. d. The rule E ->B,C and the rule C->B,E have the same confidence value. . Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE The number of generated item-sets from the set of items {A, B, C, D, E} can be used to formulate association rules is a. 5 b. 12 c. 6 d. 26 Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE For given support count = 2, which one of the following statement is incorrect? a. The rule B, C -> E and the rule C,E -> B have the support value. b. The rule B, C -> E and the rule C,E -> B have the confidence value. c. The rule B,C -> E and the rule B,E->C have the same confidence value. d. The rule B,C -> E and the rule B,E->C have the same support value. Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE For given support count = 2, which one of the following statement is incorrect? a. The rule A->C and C->A have the same confidence value. b. The rule A->C and C->A have the same support value. c. The item-set in rule A->C is frequent item-set. d. The item-set in rule C->A is frequent item-set. Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE For given support count = 2 and item-set {B, C, E}, how many number of valid rules can be generated from the item-set {B, C, E}? a. 12 b. 6 c. 3 d. 2 Given a transaction database for mining association rule as follows: TID Items 100 ACD 200 BCE 300 ABCE 400 BE which one of the following statement is correct? a. There are 5 item-set that can be generated from the set of items {A, B, C, D, E}. b. There are 31 non-empty item-set that can be generated from the set of items {A, B, C, D, E}. c. There are 32 non-empty item-set that can be generated from the set of items {A, B, C, D, E}. d. There are 5 non-empty item-set that can be generated from the set of items {A, B, C, D, E}