experiment consists in tossing a pair of fair dice. If the sum showing on the dice is 7, or 9, what is the probability that one of the dice is a five? Explain your reasoning. Suppose A and B are events in a sample space S and that (ANB) = .32, Pr(ANB) = .4, and Pr(BOA) = .17. Are A and B pendent? Explain your reasoning.

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