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SamC
White Water Yakist
3467 Posts |
 Posted - 2008-04-07 : 15:00:33
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| I haven't been here in a while, but I'm back with a probability question.I've got 110 questions, 11 topics, 10 questions per topic.I serve up 25 questions in a quiz selected at random from the 110 question pool.What is the probability that a topic will have:Zero questions out of 25At least 1 question out of 25At least 2 questions out of 25At least 3 questions out of 25I'm glad there are people out there who are good at math. |
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