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20-12-2022
Mathematics

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a lottery consists of randomly drawing balls (without regard to order) from a bin of balls numbered through . a group of mathematicians is concerned that the lottery may be rigged, because they have noticed that, historically, over of the drawings have resulted in a least one pair of consecutively numbered balls being drawn. given that the probability of drawing two consecutive balls is for nearest positive integer , find . should these citizens be concerned?

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