troubleshooting Question

binomial random variable

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AXISHK asked on
Math / Science
3 Comments1 Solution208 ViewsLast Modified:
Consider a binomial random variable X ~ Bi(n,∅).

We can get P(x) and P(x+1) as below but how to solve question 1 & 2 ?

P(x) = nCx . ∅ x (1- ∅)n-x
p(x+1) = nC x+1 . ∅ x-1 (1- ∅) n- (x+1)
                     
Thx.
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