The data are the same as in the previous exercise. Perform association rule analysis using the following settings. 

a. Generate association rules with a minimum support of 10 transactions and minimum confidence of 75%. How many rules are generated? 

b. Generate association rules with a minimum support of 5 transactions and minimum confidence of 50%. How many rules are generated? Sort the rules by lift ratio. What is the lift ratio for the top rule?

Data from Exercises 46

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. 

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