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.

## Answer This Question

## Related Questions

- Math - A math class has 20 students who choose a topic from a list for an essay...
- Probability - Find the conditional probability. Suppose one card is selected at ...
- math - A high school guidance counselor conducts a survey to find the student's ...
- Math - Statistics - I roll 12 4-sided dice. What is the probability that I roll ...
- math - the smallest number of people in a room where the probability of two of ...
- MS.SUE DAMON REED PSYDAG PLZ HELP ON MATH PLZZZ!!! - 1. The table shows the ...
- Math:Probability - The probability of having homework over the weekend in math ...
- math/probability - For some reason I can not get my head around probability. ...
- math - ms kim is assigning each student in her class one of the fifty us states...
- math - An elementary school is offering 3 language classes: one in Spanish, one ...

More Related Questions