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)?

The correct answer is A. 75%. 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 (gloves -> hat)?

Options

A75%
B60%
C66%
D80%

How the community answered

(38 responses)

A
79% (30)
B
11% (4)
C
3% (1)
D
8% (3)

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