Consider the following portion of data consisting of 40 transactions. Read the data file into R using the readtransactions function and perform the following tasks. 

a. Produce an item frequency plot and frequency table. Which item is the least frequent item? 

b. Generate association rules with a minimum support of 0.25 and minimum confidence of 0.50. Sort the rules by lift ratio. What is the lift ratio for the top rule? 

c. Generate association rules with a minimum support of 0.10 and minimum confidence of 0.50. Sort the rules by lift ratio. What is the lift ratio for the top rule?

Transcribed Image Text:

Transaction Transaction I 1 2 Transaction 40 a, d a, b E b, d, f