• (A) it is the conditional probability that a randomly selected transaction will include all the items in the consequent given that the transaction includes all the items in the antecedent.
• (B) a high value of confidence suggests a weak association rule
• (C) it is the probability that a randomly selected transaction will include all the items in the consequent as well as all the items in the antecedent.
• (D) confidence is not measured in terms of (estimated) conditional probability.