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Multilingual Demographic Dictionary, second unified edition, English volume

Difference between revisions of "Cluster"

Multilingual Demographic Dictionary, second unified edition, English vol.
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(Eugen Grebenik et al., first edition 1958)
 
(Etienne van de Walle et al., second 1982 edition)
 
(2 intermediate revisions by the same user not shown)
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<!--'''cluster'''-->
 
<!--'''cluster'''-->
{{TextTerms|S=161|P=16|Ed=I|CompleteIndexTerm=(CLUSTER)| content=
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{{TextTerms|S=161|P=16|Ed=II|CompleteIndexTerm=(CLUSTER)| content=
 
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{{Gallery
 
{{Gallery
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| height=20
 
| height=20
 
| lines=3
 
| lines=3
|161_1_1_en_I Probability sample.ogg|'''probability sample'''  
+
|161_1_1_en_II Random sample.ogg|'''random sample'''
|161_2_1_en_I Random.ogg|'''random'''  
+
|161_1_2_en_II Probability sample.ogg|'''probability sample'''  
|161_3_1_en_I Sampling frame.ogg|'''sampling frame'''  
+
|161_2_1_en_II Random.ogg|'''random'''  
|161_4_1_en_I Simple random sampling.ogg|'''simple random sampling'''  
+
|161_3_1_en_II Sampling frame.ogg|'''sampling frame'''  
|161_5_1_en_I Sampling fraction.ogg|'''sampling fraction'''  
+
|161_4_1_en_II Simple random sampling.ogg|'''simple random sampling'''  
|161_6_1_en_I Systematic sample.ogg|'''systematic sample'''  
+
|161_5_1_en_II Sampling fraction.ogg|'''sampling fraction'''  
|161_7_1_en_I Cluster sampling.ogg|'''cluster sampling'''  
+
|161_5_2_en_II Sampling ratio.ogg|'''sampling ratio'''
|161_8_1_en_I Cluster.ogg|'''cluster'''  
+
|161_6_1_en_II Systematic sample.ogg|'''systematic sample'''  
 +
|161_7_1_en_II Drawn systematically.ogg|'''drawn systematically'''
 +
|161_8_1_en_II Cluster sampling.ogg|'''cluster sampling'''  
 +
|161_9_1_en_II Cluster.ogg|'''cluster'''  
 
}}
 
}}
  
 
<noinclude>
 
<noinclude>
[[en-I:cluster]] [[ar-I:عناقيد (عنقود)]] [[de-I:Klumpen]] [[es-I:racimos]] [[fi-I:ryväs]] [[fr-I:grappe]] [[it-I:grappolo]] [[pl-I:grupy]] [[pt-I:CONGLOMERADO]] [[ru-I:Гнездо]]  
+
[[en-II:cluster]] [[ar-II:عناقيد]] [[cs-II:shluk]] [[de-II:Klumpen]] [[es-II:conglomerados]] [[fr-II:grappe]] [[it-II:grappoli]] [[ja-II:集落]] [[pt-II:clusters]] [[ru-II:Кластер]] [[zh-II:一群一群]]  
 
</noinclude>
 
</noinclude>
 +
{{DEFAULTSORT:Cluster}}
 
<noinclude>
 
<noinclude>
[[Category:Term of the first edition of the multilingual demographic Dictionary]]
+
[[Category:Term of the second edition of the multilingual demographic Dictionary]]
 
[[Category:General concepts]]
 
[[Category:General concepts]]
 
[[Category:16]]
 
[[Category:16]]
 
</noinclude>
 
</noinclude>

Latest revision as of 06:10, 5 February 2010

Cluster  (CLUSTER)


A sample whose elements are selected by a chance process is referred to as a random sample 1 or probability sample 1. If a complete list of sampling units is available, this is called a sampling frame 3. In simple random sampling 4 a proportion of sampling units is selected from the frame at random 2. This proportion is called the sampling fraction 5 or sampling ratio 5. Systematic samples 6 are drawn systematically 7 from a frame in which the sampling units are consecutively numbered. The sample is selected 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 sampling 8 population elements are not drawn individually, but in groups which are called clusters 9 .

  • 2. Random, adj. - randomness, n. - randomize, v,

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