8.18. Let X be a binomial random variable with parameters n and p, which means that its mass function is given by ƒ(1)= (*)p'(1-p)*-', i=0,...,”7, and 0 otherwise. Prove that 810 = [1 + x) = 1 = (1-P) ²+1 (n+1)p

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8.18. Let X be a binomial random variable with parameters n and p, which means
that its mass function is given by
ƒ(1) = (*)p'′(1—p)*-', i=0,...,n,
and 0 otherwise. Prove that
810
=(1+x)= 1-(1-p)"+1
(n+1)p
Transcribed Image Text:8.18. Let X be a binomial random variable with parameters n and p, which means that its mass function is given by ƒ(1) = (*)p'′(1—p)*-', i=0,...,n, and 0 otherwise. Prove that 810 =(1+x)= 1-(1-p)"+1 (n+1)p
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