Suppose we draw three balls out of an urn that contains 15 balls numbered 1 to 15. Let X be the largest number drawn. Find the probability function of X. What I've got: IDK just something feels wrong. Any help? Thanks
Follow Math Help Forum on Facebook and Google+
I don't get that result. I would do it via chooses... and and and From this you can derive , which is three times your answer
Last edited by matheagle; Jan 31st 2010 at 08:49 PM.
View Tag Cloud