Definition of estimator in English:

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Pronunciation: /ˈɛstɪmeɪtə/


1A rule, method, or criterion for arriving at an estimate of the value of a parameter.
Example sentences
  • As discussed above, they both have shortcoming as estimators of reliability.
  • In contrast, the likelihood estimator maintains a low standard error across the full range of conditions.
  • For both types of nests, daily survival rates and standard errors were calculated using the maximum-likelihood estimator of Bart and Robson.
1.1A quantity used or evaluated as an estimate of the value of a parameter.
Example sentences
  • This is based on an analytical relationship between the expected value of the estimator and its real value.
  • In this article, we define new population-specific parameters of population divergence and construct sample statistics that are estimators of these parameters.
  • In tests for this paper, I found that some of the estimators became statistically significant after the Newey-West corrections were performed, while other estimators remained insignificant.
1.2A person who estimates the price, value, number, quantity, or extent of something.
Example sentences
  • How can its estimators obtain pricing for the many items they are going to need?
  • While the estimator doesn't know the price of parts for my bike, and will let the shop determine that, he figures it'll be around $800 to fix everything.
  • He explained that his work as chief estimator is different from that of junior estimator, to the extent that when he was a junior estimator the senior partners Emmons & Mitchell were watching his work closely.
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