stratified sampling method

stratified sampling method
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English-Russian Dictionary on Probability, Statistics, and Combinatorics. — Philadelphia and Moscow. Society for Industrial and Applied Mathematics and TVP Science Publishers. . 1994.

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  • 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

  • Stratified sampling bond indexing — A method of bond indexing that divides the index into cells, each cell representing a different characteristic, and that buys bonds to match those characteristics. The New York Times Financial Glossary …   Financial and business terms

  • stratified sampling bond indexing — A method of bond indexing that divides the index into cells, each cell representing a different characteristic, and that buys bonds to match those characteristics. Bloomberg Financial Dictionary …   Financial and business terms

  • 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

  • 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

  • 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

  • sampling — samp‧ling [ˈsɑːmplɪŋ ǁ ˈsæm ] noun [countable, uncountable] STATISTICS the activity of checking a small number of products from a larger number, asking questions to people from a larger number etc, so as to understand better the group as a whole …   Financial and business terms

  • Stratified Random Sampling — A method of sampling that involves the division of a population into smaller groups known as strata. In stratified random sampling, the strata are formed based on members shared attributes or characteristics. A random sample from each stratum is… …   Investment dictionary

  • Method of moments (statistics) — See method of moments (probability theory) for an account of a technique for proving convergence in distribution. In statistics, the method of moments is a method of estimation of population parameters such as mean, variance, median, etc. (which… …   Wikipedia

  • sampling — /sam pling, sahm /, n. 1. the act or process of selecting a sample for testing, analyzing, etc. 2. the sample so selected. [1630 40; SAMPLE + ING1] * * * ▪ statistics       in statistics, a process or method of drawing a representative group of… …   Universalium

  • Nonprobability sampling — Sampling is the use of a subset of the population to represent the whole population. Probability sampling, or random sampling, is a sampling technique in which the probability of getting any particular sample may be calculated. Nonprobability… …   Wikipedia


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