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# MIS 6324 - Rule 2 Conf = 62 103 100 = 60.19417475728155[a U...

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M IS 6324 Homework 1 1b) i) Confidence = # of transactions containing items in antecedent and consequent / # of transactions containing items in antecedent For the first row, i.e., a U c is total of transactions containing items in antecedent and consequent And Support(a) is the transactions containing items in antecedent. Dividing will give a decimal value, Multiplying by 100 gives us the Confidence Percentage.

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Unformatted text preview: Rule 2 , Conf % = 62 / 103 * 100 = 60.19417475728155 [a U c / a] ii) Support = # of transactions containing items in antecedent and consequent/ # of items in database Rule2, iii) Lift measures how much more likely the consequent is given the antecedent. Lift = Confidence of the Rule / Support of Consequent...
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MIS 6324 - Rule 2 Conf = 62 103 100 = 60.19417475728155[a U...

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