Exam4Training

What is the confidence of the rule (gloves -> hat)?

Consider these itemsets:

(hat, scarf, coat)

(hat, scarf, coat, gloves)

(hat, scarf, gloves)

(hat, gloves)

(scarf, coat, gloves)

What is the confidence of the rule (gloves -> hat)?
A . 75%
B . 60%
C . 66%
D . 80%

Answer: A

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