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Question 7 According to government data, 57% of employed women have never been married. Rounding to Type numbers in the boxes. 4 decimal places, if 15 employed women are randomly selected: ab Part 1: 4 points ab Part 2: 4 points a. What is the probability that exactly 2 of them have never been married? ab Part 3: 4 points b. That at most 2 of them have never been married? 12 points c. That at least 13 of them have been married