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astronomical technique > measuring instrument > measurement uncertainty

Terme préférentiel

measurement uncertainty  

Définition

  • In metrology, measurement uncertainty is the expression of the statistical dispersion of the values attributed to a measured quantity. All measurements are subject to uncertainty and a measurement result is complete only when it is accompanied by a statement of the associated uncertainty, such as the standard deviation. By international agreement, this uncertainty has a probabilistic basis and reflects incomplete knowledge of the quantity value. It is a non-negative parameter. (Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Measurement_uncertainty)

Concept générique

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URI

http://data.loterre.fr/ark:/67375/MDL-MTSM4283-Z

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