sample : Idioms & Phrases

Index

acceptance sampling

  • noun a statistical procedure for accepting or rejecting a batch of merchandise or documents; involves determining the maximum number of defects discovered in a sample before the entire batch is rejected
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chorionic villus sampling

  • noun a prenatal test to detect birth defects at an early stage of pregnancy; tissue from the chorionic villi is assayed
    chorionic villus biopsy.
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grab sample

  • noun a single sample or measurement taken at a specific time or over as short a period as feasible
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proportional sample

  • noun the population is divided into strata and a random sample is taken from each stratum
    proportional sample; representative sample.
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proportional sampling

  • noun the population is divided into subpopulations (strata) and random samples are taken of each stratum
    proportional sampling; representative sampling.
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random sample

  • noun a sample in which every element in the population has an equal chance of being selected
  • noun a sample grabbed at random
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random sampling

  • noun the selection of a random sample; each element of the population has an equal chance of been selected
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representative sample

  • noun the population is divided into strata and a random sample is taken from each stratum
    proportional sample; representative sample.
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representative sampling

  • noun the population is divided into subpopulations (strata) and random samples are taken of each stratum
    proportional sampling; representative sampling.
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sample distribution

  • noun items selected at random from a population and used to test hypotheses about the population
    sample; sampling.
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sampling frequency

  • noun (telecommunication) the frequency of sampling a continuously varying signal
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sampling rate

  • noun (telecommunication) the frequency of sampling per unit time
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sampling station

  • noun an observation station that is set up to make sample observations of something
    sampler.
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stratified sample

  • noun the population is divided into strata and a random sample is taken from each stratum
    proportional sample; representative sample.
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stratified sampling

  • noun the population is divided into subpopulations (strata) and random samples are taken of each stratum
    proportional sampling; representative sampling.
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