An unbiased estimator will have a value,on average across samples,equal to the population parameter value.

Question

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An unbiased estimator is constructed in such a way that it has an expected value that is equal to the population parameter value. This means that, on average across samples, the estimator will give an estimate that is correct. However, it does not mean that the estimator will always give the correct estimate for every sample.

An Unbiased Estimator Will Have a Value,on Average Across Samples,equal