Q4Section I (Objective (Q1–Q80))4 of 80

Statistical Inference — UMVUE of Poisson parameter

Suppose $X_1, X_2, X_3, …, X_n$ be a random sample of size $n$ from Poisson distribution with parameter $\lambda$ . Then uniformly minimum variance unbiased estimator (UMVUE) of $\lambda$ is:

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