Solution-Definition of expected value

Definition of expected value

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Let X have a Poisson distribution with parameter lambda. Show that E(X)= lambda directly from the definition of expected value. [Hint: The first term in the sum equals 0, and then x can be canceled. Now factor out lambda and show that what is left sums to 1].

Reference no: EM131319524

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Definition of expected value

Reference no: EM131319524

Reference no: EM131319524

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