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Difference between revisions of "Probability sample"

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(Eugen Grebenik et al., first edition 1958)
(Eugen Grebenik et al., first edition 1958)
 
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<noinclude>
 
<noinclude>
[[en-I:probability sample]] [[ar-I:عينة الاحتمالية (عينة)]] [[cs-I:pravděpodobnostní výběr]] [[de-I:Zufallsstichprobe]] [[es-I:muestreo aleatorio]] [[fi-I:satunnaisnäyte]] [[fr-I:sondage probabiliste]] [[it-I:sondaggio probabilistico]] [[pl-I:badanie reprezentacyjne  losowe]] [[pt-I:AMOSTRAGEM probabilística]] [[ru-I:Случайная выборка]]  
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[[en-I:probability sample]] [[ar-I:عينة الاحتمالية]] [[cs-I:pravděpodobnostní výběr]] [[de-I:Zufallsstichprobe]] [[es-I:muestreo aleatorio]] [[fi-I:satunnaisnäyte]] [[fr-I:sondage probabiliste]] [[it-I:sondaggio probabilistico]] [[pl-I:badanie reprezentacyjne  losowe]] [[pt-I:AMOSTRAGEM probabilística]] [[ru-I:Случайная выборка]]  
 
</noinclude>
 
</noinclude>
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<noinclude>
 
<noinclude>
 
[[Category:Term of the first edition of the multilingual demographic Dictionary]]
 
[[Category:Term of the first edition of the multilingual demographic Dictionary]]

Latest revision as of 07:23, 11 February 2010

Probability sample  (PROBABILITY sample)


A sample whose elements are selected by a chance process is called a probability sample1. If a complete list of sampling units is available this is called a sampling frame3. In simple random sampling4 a proportion of sampling units is selected from the frame at random2. This proportion is called the sampling fraction5. Systematic samples6 are taken from a frame in which the sampling units are consecutively numbered. The sample is drawn by taking the nth, (n + s)th, (n + 2s)th..., etc. unit, where n is not larger than s and is selected at random. In cluster sampling7 population elements are not drawn individually, but in groups which are called clusters8.

  • 2. random — randomness n. — randomize v.


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