Description Usage Arguments Details Value Note Author(s) References See Also Examples
View source: R/print.summary.uncertainty.R
For each input quantity (source of uncertainty) it shows the uncertainty contribution, measured in percent of variance of the measurand model.
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x |
An uncertainty summary object |
... |
Additional parameters |
none
None (invisible NULL)
none
H. Gasca-Aragon
Maintainer: H. Gasca-Aragon <hugo_gasca_aragon@hotmail.com>
JCGM 100:2008. Guide to the expression of uncertainty of measurement
JCGM 100:2005. Supplement 1 Propagation of distributions usign a Monte Carlo method
EURACHEM/CITAC Guide CG 4. Quantifying Uncertainty in Analytical Measurement
Becker, R.A., Chambers, J.M. and Wilks, A.R. (1988) The New S Language. Wadsworth & Brooks/Cole.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | # create an uncertainty budget
cor.mat<- matrix(c(1,-0.7,-0.7,1),2,2)
u.budget<- uncertaintyBudget(x=list(name=c("x0","x1"),
mean=c(10,20), u=c(1,5), dof=c(10,10),
label=c("x[0]", "x[1]"), distribution=c("normal","normal")),
y=cor.mat)
u.budget
# estimate the measurand uncertainty using an uncertainty budget,
# a measurand definition and a selected estimating method.
GFO.res<- uncertainty(x=u.budget,
y=list(measurand_name="ratio.GFO", measurand_label="ratio[GFO]",
measurand_model="x0/x1", method="GFO", alpha=0.05))
GFO.res
# create an uncertainty summary object
GFO.sum<- summary(GFO.res)
# implicit call to the print method
GFO.sum
# same as
print(GFO.sum)
# uncertainty summary structure
attributes(GFO.sum)
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