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estimator

/ (ˈɛstɪˌmeɪtə) /
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noun

a person or thing that estimates
statistics a derived random variable that generates estimates of a parameter of a given distribution, such as ̄X, the mean of a number of identically distributed random variables X i . If ̄X is unbiased, ̄x, the observed value should be close to E (X i)See also sampling statistic

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QUIZ YOURSELF ON “ITS” VS. “IT’S”!

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Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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