1. Basic association rule creation manually. The 'database' below has four transactions. What association rules can be found in this set, if the minimum support (i.e. coverage) is 60% and the

minimum confidence (i.e. accuracy) is 80%? Trans_id Itemlist T1 {K, A, D, B} T2 {D, A C, E, B} T3 {C, A, B, E) T4 {B, A, D} Show each step of your calculation in details (i.e. item sets containing one item, two items like this), as each step will be graded individually.