Dictionary · General
Influence quantity
A quantity that, in a direct measurement, does not affect the quantity actually measured but does affect the relation between the indication and the result — ambient temperature is the classic example.
Related terms
More from General
Reference measurement procedure
A procedure accepted as providing results fit for assessing the trueness of values obtained from other procedures for the same kind of quantity.
VIM (JCGM 200:2012) 2.7
Measured quantity value
The quantity value representing a measurement result — the value actually obtained for the measurand in a given measurement.
VIM (JCGM 200:2012) 2.10
Measurement
The process of experimentally obtaining one or more quantity values that can reasonably be attributed to a quantity, presupposing a description of the quantity, a procedure, and calibrated equipment.
VIM (JCGM 200:2012) 2.1
Measurement result
The set of quantity values attributed to a measurand together with any other available relevant information — generally a measured value with its measurement uncertainty.
VIM (JCGM 200:2012) 2.9
True quantity value
The quantity value consistent with the definition of the quantity. In practice unknowable; measurement estimates it with stated uncertainty.
VIM (JCGM 200:2012) 2.11
Correction
Compensation for an estimated systematic effect, applied additively or multiplicatively. The uncertainty of the correction itself must enter the budget.
VIM (JCGM 200:2012) 2.53