Definition: Unbiased estimator

Category: Memobust Glossary

Definition 1 : Estimator whose bias is zero.

Definition 2 : An estimator is said to be unbiased if the bias (difference between its mathematical expectation and the true value it estimates) is zero. https://ec.europa.eu/eurostat/cros/content/memobust-glossary-pdf-file_en
Source:
Eurostat, "Memobust Glossary" (part of the Memobust Handbook on Methodology of Modern Business Statistics), ESSnet "Memobust", March 2014
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