[R] How to find "p"(proportion) in binomial(n, p)?

[fang liu]

Hi,

I got a problem. I am trying to find "p" in binomial.
X~bin(n, p)
I want to find value "p", so that Pr(X <= k) <= alpha.
Here, n, k are known.

Thank you for helping me with this!

Catherine

_________________________________________________________________
[[replacing trailing spam]]