- disproportionate sampling
- мат. непропорциональный выбор
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Sampling (statistics) — Sampling is that part of statistical practice concerned with the selection of individual observations intended to yield some knowledge about a population of concern, especially for the purposes of statistical inference. Each observation measures… … Wikipedia
disproportionate stratified sampling — A sampling method in which the size of the sample drawn from a particular stratum is not proportional to the relative size of that stratum. For example, a stratum could be large supermarkets, which may only account for 20% of all grocery stores… … Big dictionary of business and management
Sampling bias — In statistics, sampling bias is when a sample is collected in such a way that some members of the intended population are less likely to be included than others. It results in a biased sample, a non random sample[1] of a population (or non human… … Wikipedia
Stratified sampling — In statistics, stratified sampling is a method of sampling from a population.When sub populations vary considerably, it is advantageous to sample each subpopulation (stratum) independently. Stratification is the process of grouping members of the … Wikipedia
proportionate stratified sampling — A probability sampling method in which different strata in a population are identified and in which the number of elements drawn from each stratum is proportionate to the relative number of elements in each stratum. Compare disproportionate… … Big dictionary of business and management
stratified sampling — A sampling procedure in which a population is divided into two mutually exclusive and collectively exhaustive strata and a probability sample is drawn from each stratum. See also disproportionate stratified sampling … Big dictionary of business and management
Survey methodology — Sociology … Wikipedia
Sex and psychology — This article is about psychology and the male and female biological sexes. For information about human sexual perceptions, see Human sexuality. Research on sex and psychology investigates cognitive and behavioral differences between men and women … Wikipedia
Archaeology — For the magazine about archaeology, see Archaeology (magazine). Excavations at the site of Gran Dolina, in the Atapuerca Mountains, Spain, 2008 Archaeology, or archeology[1] (from Greek ἀρχαιολογία, archaiologia … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
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