uncertainty of measurements

uncertainty of measurements
невизначеність вимірювань

English-Ukrainian analytical chemistry dictionary. 2013.

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  • Uncertainty principle — In quantum physics, the Heisenberg uncertainty principle states that locating a particle in a small region of space makes the momentum of the particle uncertain; and conversely, that measuring the momentum of a particle precisely makes the… …   Wikipedia

  • Uncertainty — For the film of the same name, see Uncertainty (film). Certainty series Agnosticism Belief Certainty Doubt Determinism Epistemology …   Wikipedia

  • Measurement uncertainty — In metrology, measurement uncertainty is a non negative parameter characterizing the dispersion of the values attributed to a measured quantity. The uncertainty has a probabilistic basis and reflects incomplete knowledge of the quantity. All… …   Wikipedia

  • Propagation of uncertainty — In statistics, propagation of uncertainty (or propagation of error) is the effect of variables uncertainties (or errors) on the uncertainty of a function based on them. When the variables are the values of experimental measurements they have… …   Wikipedia

  • Heisenberg uncertainty principle — noun The principle that there is an absolute limit on the combined accuracy of certain pairs of simultaneous, related measurements, especially that of the position and momentum of a particle. Originally posited as a problem of measurement, it was …   Wiktionary

  • Metrology — This article is about the science of measurement. For the study of weather see Meteorology. A scientist stands in front of a microarcsecond (1 millionth of 1 arcsecond or 1 millionth of 1/3600 degree) testbed. Metrology is the science of… …   Wikipedia

  • Computer experiment — In the scientific context, a computer experiment refer to mathematical modeling using computer simulation. It has become common to call such experiments in silico. This area includes Computational physics, Computational chemistry, Computational… …   Wikipedia

  • Significance arithmetic — is a set of rules (sometimes called significant figure rules) for approximating the propagation of uncertainty in scientific or statistical calculations. These rules can be used to find the appropriate number of significant figures to use to… …   Wikipedia

  • Parts-per notation — One part per trillion (1 ppt) is a proportion equivalent to one twentieth of a drop of water diluted into an Olympic size swimming pool. In science and engineering, the parts per notation is a set of pseudo units to describe small values of… …   Wikipedia

  • Test method — A test method is a definitive procedure that produces a test result. (ASTM definition)The test result can be qualititive (yes/no), categorical, or quantititive (a measured value). It can be a personal observation or the output of a precision… …   Wikipedia

  • Z particle — n. Particle Physics the electrically neutral weakon with a mass of 91.2 GeV/c2, which is c. 178,000 times the mass of an electron: see W PARTICLE * * * Electrically neutral carrier of the weak force and the neutral partner of the electrically… …   Universalium


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