Question: 3. Finding Probability A market researcher needs to find the probability that a shopper is male, given that a credit card was used for a

3. Finding Probability A market researcher needs to find the probability that a shopper is male, given that a credit card was used for a purchase. He reasons that there are two outcomes (male, female), so the probability is 1 2. Is he correct? What important information is not included in his reasoning process?

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