In ZIMS store the manager is interested in determining which items sell well together. The manager assigned you this task and you opted for using Apriori Algorithm for finding the frequent item sets and association rules.

You set the following threshold parameters for given sales transactional database:

Support:0.4

Confidence:0.9

The sales transactional database available to you in Table 2.1:

Present your findings to the manager showing detailed workings and outcome of the process.

Table 2.1

Sales ID

Items

S1 {O,W,C,N,Z}

S2 {O,C,K,N,Z}

S3 {K,N,W,Z,O}

S4 {K,W,Z,O}

S5 {C,K,N,Z}

S6 {O,K,N}

S7 {O,N,W,Z}

S8 {K,N,Z}