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 (hat, scarf) -> gloves?

The correct answer is B. 66%. See the full explanation below for the reasoning.

Question

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 (hat, scarf) -> gloves?

Options

A40%
B66%
C50%
D60%

How the community answered

(25 responses)

A
4% (1)
B
80% (20)
C
4% (1)
D
12% (3)

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