Show that X is a Poisson random variable with parameter , then E[Xn] = E[(X + 1)n1]
Question:
E[Xn] = λE[(X + 1)n−1]
Now use this result to compute E[X3].
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EX 1 n1 Hence X 3 EX 1 2 EX 2 2E...View the full answer
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