Let X have the binomial distribution with parameters n and p. Assume that n is known. Show

Question:

Let X have the binomial with parameters n and p. Assume that n is known. Show that the Fisher information in X is I (p) = n/[p(1− p)].
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...