La représentativité dun échantillon et son test par le Khi-deux; Testing the representativeness of a sample
The value and credibility of a survey or opinion pool depend to a large extent on the observed samples representativeness, which in turndepends on sample size. When dealing with an heterogenous population, however, sample size may be insufficient to counterbalance possible biases due to differences...
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Format: | Article |
Language: | English |
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Université d'Ottawa
2012-10-01
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Series: | Tutorials in Quantitative Methods for Psychology |
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Online Access: | http://www.tqmp.org/Content/vol08-3/p173/p173.pdf |