An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 8 Search : biased
biased
  ورکدار   
varakdâr

Fr.: biaisé   

Marked by or exhibiting bias; characterized by settled and often prejudiced outlook.

Biased, from → bias + adj. suffix -ed.

Varakdâr, from varak, → bias + -dâr "possessing, having," from dâštan "to possess, to have."

biased estimate
  بر‌آورد ِ ورکدار   
barâvard-e varakdâr

Fr.: estimation biasiée   

Of a population parameter, if the mean or expectation of the statistics is not equal to the parameter.

biased; → estimate.

barâvard, → estimate; varakdârbiased.

biased galaxy formation
  دیسش ِ ورکدار ِ کهکشانها   
diseš-e varakdâr-e kahkašânhâ

Fr.: formation biaisée de galaxies   

The theory that bright galaxies form preferentially from anomalously overdense perturbations in the → early Universe.

biased; → galaxy; → formation.

biased sample
  نمونان ِ ورکدار   
nemunân-e varakdâr

Fr.: échantillon biaisé   

A sample that is not a true representative of a → statistical population to which generalizations are to be made. A sample which is not → randomly constituted.

biased; → sample.

biased statistics
  آمار ِ ورکدار   
âmâr-e varakdâr

Fr.: statistique biasée   

A statistics based on a → biased sample.

biased; → statistics.

unbiased
  بی‌وَرَک   
bi-varak

Fr.: non biaisé   

Not biased or prejudiced.
Statistics: With an expected value that is equal to the parameter being estimated.

un- + → biased.

Bi- "without" + varak, → bias.

unbiased estimator
  بر‌آور ِ بی‌وَرَک   
barâvar-e bi-varak

Fr.: estimateur non biaisé   

A sample statistics when the mean of the sampling distribution of that statistic can be shown to be equal to the parameter being estimated.

unbiased; → estimator.

unbiased sample
  نمونان ِ بی‌وَرَک   
nemunân-e a bi-varak

Fr.: échantillon non biaisé   

A sample in which every individual element in the population has an equal chance of being selected.

unbiased; → sample.