Question: Let X1, . . ., Xn be a sequence of independent Poisson-distributed random variables, with parameter . Let Show that S,=E-X- i=l-

Let X1, . . ., Xn be a sequence of independent Poisson-distributed random variables, with parameter λ. Let
S,=E-X- i=l-

Show that

Let X1, . . ., Xn be a sequence of

S,=E-X- i=l-

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