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sampling item

См. также в других словарях:

  • 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

  • item — Synonyms and related words: above, additionally, adjunct, adversaria, again, aide memoire, all included, along, also, altogether, among other things, and all, and also, and so, annotation, appurtenance, article, article of commerce, article of… …   Moby Thesaurus

  • sampling —    Process by which generalizations for an item (a system file transfers, traffic volume) are drawn on the basis of representative and random checking and controlling of samples …   IT glossary of terms, acronyms and abbreviations

  • random sampling — The selection of a *sample of data from a *population on the basis that each item in the population has an even chance of being selected. In random sampling, there is no judgmental element to skew the sample. See also *stratified sampling and… …   Auditor's dictionary

  • cluster sampling — A method of selecting a sample in which the members of the sample are chosen from one or more groups (clusters), rather than from the population as a whole. This technique is often used when random sampling from the whole population would be… …   Big dictionary of business and management

  • cluster sampling — A method of selecting a sample in which the population is divided into clusters (groups) from each of which a random sample is taken. This technique is often used in auditing. For example, groups of, say, invoices are chosen at random by the… …   Accounting dictionary

  • psychological testing — Use of tests to measure skill, knowledge, intelligence, capacities, or aptitudes and to make predictions about performance. Best known is the IQ test; other tests include achievement tests designed to evaluate a student s grade or performance… …   Universalium

  • Median — This article is about the statistical concept. For other uses, see Median (disambiguation). In probability theory and statistics, a median is described as the numerical value separating the higher half of a sample, a population, or a probability… …   Wikipedia

  • MPEG-1 Audio Layer II — MPEG 1 or MPEG 2 Audio Layer 2 Filename extension .mp2 Internet media type audio/mpeg,[1] audio/MPA[2] Initial release 1993 (1993 …   Wikipedia

  • operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency. [1940 45, Amer.] * * * Application of scientific methods to management and… …   Universalium

  • Control-Feedback-Abort Loop — Too often systems fail, sometimes leading to significant loss of life, fortunes and confidence in the provider of a product or service. It was determined that a simple and useful tool was needed to help in the analysis of interactions of groups… …   Wikipedia

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