Wednesday
July 30, 2014

Homework Help: Math Probability

Posted by Matt on Thursday, February 9, 2012 at 4:43pm.

A math class has 20 students who choose a topic from a list for an essay. How big pool is necessary for the probability of at least one duplicate to drop below fifty percent? I understand it is like the birthday problem, I just do not understand how to solve it still.

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