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Generate rules given the following itemset {student, teach}

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Generate rules given the following itemset {student, teach}.

doc1:            Student, Teach, School 

doc2:            Student, School                               

doc3:            Teach, School, City, Game

 

1. What is the support for the given itemset? show the numerator and denominator.
2. Generate the rules out of the given itemset. Calculate the confidence for each rule. Show the numerator and denominator when calculating the confidence.