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Answer :
the support of the itemset {Latte, Scone} is 0.4.
c) 0.30 (incorrect, correct answer is 0.4)
There are 4 transactions that contain both Latte and Scone:
001 Latte, Scone, Muffin
005 Scone, Latte, Muffin
006 Latte, Scone, Fruit Cup
010 Latte, Muffin, Cookie
There are a total of 10 transactions, so the proportion of transactions that contain both Latte and Scone is [tex]4/10 = 0.4.[/tex]
The support of an association rule is defined as the proportion of transactions in the dataset that contain both the antecedent and the consequent of the rule. In this case, we don't have a specific rule, but we have calculated the support of the itemset {Latte, Scone}.
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Rewritten by : Jeany
The support of the association rule is 30%. The answer is c) 0.30.
To calculate the support of the association rule, we need to count the
number of transactions that contain both Latte and Scone, and then divide
that number by the total number of transactions.
Number of transactions with Latte and Scone: 3
Total number of transactions: 10
Support of the association rule: 3 / 10 = 0.30
Therefore, the support of the association rule is 30%.
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