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Major factorscontributingto the measurement uncertainty
an understanding of the factorsinfluencemeasurement uncertainty
the role of factorscan contributeto uncertainty of measurements
a number of factors(passive) is caused byMeasurement uncertainty
The general factorscontributeto the measurement uncertainty
several factorscontributesto uncertainty for quantitive measurement
minimise factorscontributeto measurement uncertainty
many different factors(passive) can be influenced byUncertainty in measurement
The extent to which impacting factorscan contributeto the uncertainty of the measurement
This presentation ... the additional factorscontributeto measurement uncertainty
Other factors such as cable resistancecan also contributeto measurement uncertainty
pre - analytical factorscontributingto measurement uncertainty
many factors in the measuring process(passive) is caused byUncertainty of measurement
confidence limits ... technical factorsleadto measurement uncertainty
19 2.2.1 Factorscontributingto measurement uncertainty
These fluctuations , which can be caused by different physical factorscan contribute substantiallyto the measurement uncertainty
the correctness and reliability of test and calibration results and factorscontributeto uncertainty of measurement
so many factors that you need to routinely update your uncertainty budgets(passive) is influenced byUncertainty in measurement results
the instability of the weighing instruments and a large surface area ... factorsinfluencethe uncertainty of measurement
the inherent accuracy of particular sensor types , environmental factorscan createmeasurement uncertainty
The surface roughness , waviness , form and other geometric factors of work piecealso contributesto the measurement uncertainty
Since factors that determine the phase relationship between the two vectors , such as directivity and performance of the DUT , vary over frequency , the resultant vector is randomresultingin measurement uncertainty
USA Metrological traceability is defined as the property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
Poster Metrological Traceability is defined as the property of measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto measurement uncertainty
24 ] , metrological traceability is defined as a property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
According to the Joint Committee for Guides in Metrology , metrological traceability is defined as “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
BIPM defines metrological traceability as : “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
2017 Standard Traceability is the property of a measurement result whereby the result can be related to reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
According to the VIM , traceability is “ the property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
From VIM 2.41 " Metrological Traceability - property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
The ISO 17025 definition of traceability is “ a property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
Using your free copy of JCGM 200:2012 ( the VIM ) , you ’ll see that metrological traceability is defined as “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
and calibration traceability NIST defines traceability as the “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
The International Vocabulary of Metrology ( VIM ) defines traceability as the “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
Section 2.41 ( 6.10 ) defines “ Metrological Traceability ” property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
According to ISO / IEC Guide 99:2007 , traceability is the property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
According to International Vocabulary of Metrology ( VIM ) , Metrological Traceability or Measurement Traceability is a “ property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
That definition is the " property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
According to Section 2.41 of the ISO / IEC Guide 99:2007 , traceability is a “ Property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
Traceability is therefore an important concept in all branches of measurement Traceability is formally defined [ H.7 ] as : metrological traceability property of a measurement result whereby the result can be related to a reference through a documented unbroken chain of calibrationscontributingto the measurement uncertainty
from the margin of error in the cavity size ... of the order of 10 μmoriginatesfrom the margin of error in the cavity size ... of the order of 10 μm
from the effects of latch circuit metastabilitymay resultfrom the effects of latch circuit metastability
to certain risks of incorrect decisions in conformity assessmentleadsto certain risks of incorrect decisions in conformity assessment
from the finite amount of detail in the definition of a measurand 29resultingfrom the finite amount of detail in the definition of a measurand 29
most occurrences where a dissolved metal concentration exceeds a total metal concentration(passive) are caused bymost occurrences where a dissolved metal concentration exceeds a total metal concentration
from laboratory testing variationresultingfrom laboratory testing variation
to disputes and/or delayed vessel movements and build the trust that CYE Petrol wants to establish with CYE Petrol 's clientsleadsto disputes and/or delayed vessel movements and build the trust that CYE Petrol wants to establish with CYE Petrol 's clients
The slight differences between the correlation coefficients(passive) may be caused byThe slight differences between the correlation coefficients
variation around that mean , both natural variation and(passive) caused byvariation around that mean , both natural variation and
the final diagnosis of hypertension and the application of metrological criteria can increase the reliability of the final diagnosisinfluencesthe final diagnosis of hypertension and the application of metrological criteria can increase the reliability of the final diagnosis
some to conclude that the method is far lessleadssome to conclude that the method is far less
In order to determine the uncertainty of the measures the coefficient of variation ( CV ) was determined for every machining set - up andresultedIn order to determine the uncertainty of the measures the coefficient of variation ( CV ) was determined for every machining set - up and
in a wide range of pressures that can make it difficult to identify important outliers caused by geological differences or by industry activity in the arearesultin a wide range of pressures that can make it difficult to identify important outliers caused by geological differences or by industry activity in the area
from a variety of sources , including signal - to - noise ratio , data acquisition parameter selection , processing algorithms , or the above mentioned velocity and anisotropy parameter selectionresultsfrom a variety of sources , including signal - to - noise ratio , data acquisition parameter selection , processing algorithms , or the above mentioned velocity and anisotropy parameter selection
from limitations in accuracyor precisioncan resultfrom limitations in accuracyor precision
from limitations in accuracy or limitations in precisioncan resultfrom limitations in accuracy or limitations in precision
to a risk of incorrect decisionscan leadto a risk of incorrect decisions
to costlydisputesmay leadto costlydisputes
further challenges for CPAscreatesfurther challenges for CPAs
to poor performanceleadsto poor performance
to further deviation at lower amplitudes.5leadsto further deviation at lower amplitudes.5
the measurements to be inaccuratecausingthe measurements to be inaccurate
in higher riskwill resultin higher risk
large deviation in the reconstructed signalcauseslarge deviation in the reconstructed signal
to significant ( order of magnitude ) underestimation of failure probability and should be taken into account in reliability analysismay leadto significant ( order of magnitude ) underestimation of failure probability and should be taken into account in reliability analysis
the attribution results considerablymight influencethe attribution results considerably
to much larger overestimates than underestimatesleadsto much larger overestimates than underestimates
from the inversionresultingfrom the inversion
from different external sources like measurement environment , humidity etcresultsfrom different external sources like measurement environment , humidity etc
parameter identification(passive) caused byparameter identification
in a device being falsely accepted or rejectedcould resultin a device being falsely accepted or rejected
workarounds when production startswill contributeworkarounds when production starts
a noise floor(passive) caused bya noise floor
from measurement environment , instrument inherited errors etcusually resultsfrom measurement environment , instrument inherited errors etc
in a certain probability of the occurrence of decision error according to the uncertaintyresultsin a certain probability of the occurrence of decision error according to the uncertainty
to decision that might be dramatically wrongcould leadto decision that might be dramatically wrong
from instrument effectsresultingfrom instrument effects
from poor calibration protocols , variable headband tensionresultingfrom poor calibration protocols , variable headband tension
for example from accuracy and precision of conversion and other factorsresultingfor example from accuracy and precision of conversion and other factors
from random errors and unknown bias errors in the prover systemresultsfrom random errors and unknown bias errors in the prover system