Dose 2016

Type A and B evaluation

Next we have to determine the estimates for the corresponding uncertainties

u(x

).

i

GUM says: The uncertainties are grouped into two different categories

according to the method how the uncertainty is being evaluated :

Type B evaluation :

Type A evaluation:

refers to those input quantities which are evaluated by other

refers to those input quantities which are evaluated by statistical analysis of series of observations

means

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