Meaning | items selected at random from a population and used to test hypotheses about the population. |
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Synonyms | sample, sampling |
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Category | statistics | A branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters |
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Narrower | acceptance sampling | A statistical procedure for accepting or rejecting a batch of merchandise or documents |
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random sample | A sample in which every element in the population has an equal chance of being selected |

stratified sample, representative sample, proportional sample | The population is divided into strata and a random sample is taken from each stratum |

Broader | distribution, statistical distribution | (statistics) an arrangement of values of a variable showing their observed or theoretical frequency of occurrence |
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Catalan | mostra |
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