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Q19Section I (Objective (Q1–Q80))19 of 80

Statistical Inference — Cramer-Rao bound for an unbiased estimator of psi(theta)

Let I(θ)I(\theta) be the Fisher information on θ\theta, supplied by the sample. If T is an unbiased estimator of ψ(θ)\psi(\theta), then the variance of T will be

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