ISO 17025 LabGuide
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Measurement Uncertainty Budget Calculator
Measurand (Name of Test)
Measured Value (y)
Units
Coverage Factor (k)
k = 2 (95.45% Confidence)
k = 1.96 (95% Confidence)
k = 1 (68% Confidence)
k = 3 (99.7% Confidence)
Source of Uncertainty
Value (±)
Units
Distribution
Divisor
Ci (Sens.)
u(x) Std. Unc.
u(y)² Contrib.
Add Source
Load Demo Example
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Combined Uncertainty (u_c):
0.0000
Coverage Factor (k):
2
Expanded Uncertainty (U):
0.0000
Report:
Result ± U