Let X1, ..., Xn be a random sample. a) (40 Points) If the sample is from a
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Question:
Let X1, ..., Xn be a random sample.
a) (40 Points) If the sample is from a Poisson pmf with mean lamda, show that x" is an efficient estimator
of lambda .
b) (40 Points) If the sample is from a normal pdf with mean and variance s2, show that x" is an
efficient estimator of .
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