5. Let the random variable Zn have a Poisson distribution with parameter = n. Show that the limiting distribution of the random variable Y₂=(Z₂− n)/√n_is normal with mean zero and variance 1.

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5. Let the random variable Z have a Poisson distribution with parameter µ=n.
Show that the limiting distribution of the random variable Y₁ = (Z₁− n)/√n is
n
normal with mean zero and variance 1.
Transcribed Image Text:5. Let the random variable Z have a Poisson distribution with parameter µ=n. Show that the limiting distribution of the random variable Y₁ = (Z₁− n)/√n is n normal with mean zero and variance 1.
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