I have a random variable problem. I need to prove that my equation I came up with is a valid probability mass function.
In the problem, I came up with this for my probability mass function:
\Sigma 12/(k+4)(k+3)(k+2)
Maple says that this does in fact converge to 1, so it's valid...
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It's basically like a huge database of questions/answers. You submit an answer to a question to help someone else out, and your question that you ask will be answered by others. I personally like the idea.
I'm trying to...