Question: Ai occurs for 2 i n, prove that E(Un) = (n 1)pq, and find the variance of Un. (Oxford 1977F)
Ai occurs for 2 ≤ i ≤ n, prove that E(Un) = (n −1)pq, and find the variance of Un. (Oxford 1977F)
Step by Step Solution
There are 3 Steps involved in it
Get step-by-step solutions from verified subject matter experts
