Principles of measurement uncertainty estimation: 4. Treatment of random and systematic effects

Vali tegevus
Klipi teostus: UTTV 28.08.2013 30187 vaatamist Keemia ja materjaliteadus


Measurement uncertainty by the modelling approach: Determination of NH4+ in water 
Ivo Leito

Seotud videod

Uncertainty by modelling approach - Introduction,
Step 1 - measurand definition 
13.08.13
Uncertainty by modelling approach,
Step 2 - Measurement model
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Uncertainty by modelling approach,
Step 3 - Uncertainty sources: in general 
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Uncertainty by modelling approach,
Step 3 - Uncertainty sources: one by one 
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Uncertainty by modelling approach,
Step 4 - Finding values of input quantities 
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Uncertainty by modelling approach,
Step 5 - Standard uncertainties of input quantities 
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Uncertainty by modelling approach,
Step 6 - Calculating the value of the output quantity 
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Uncertainty by modelling approach,
Step 7 - Calculating the combined standard uncertainty 
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Uncertainty by modelling approach,
Step 8 - Finding the expanded uncertainty 
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Uncertainty by modelling approach,
Step 9 - Analysis of the uncertainty sources 
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Uncertainty by modelling approach,
Conclusion 1
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Uncertainty by modelling approach,
Conclusion 2
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Overview of the approaches for estimating measurement uncertainty
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Other distribution functions: the Student distribution
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Course introduction
28.08.13
Why is measument uncertainty important?
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How a within-day systematic effect can become a long-term random effect?
28.08.13
Numerical caluclation of uncertainty components using the Kragten method
28.08.13
Precision, trueness, accuracy: interrelations between these concepts
12.09.13
Quantifying the temperature effect in volumetric measurement
12.09.13
Finding combined standard uncertainty in simple cases
12.09.13
Introduction to uncertainty estmation based on validation and quality control data
19.09.13
Estimating the bias component of uncertainty
19.09.13
The main equation of the Nordtest approach
19.09.13
Overview of the practical implementation of the Nordtest approach
19.09.13
Estimating the within-lab reproducibility component of uncertainty
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Roadmap of uncertainty estimation using the Nodrtest approach
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Example of uncertainty estimation using the Nordtest approach
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Finding the effective number of degrees of freedom
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Comparison of measurement uncertainty estimation approaches
19.09.13
Uncertainty by modelling approach,
Conclusion 3
30.09.13
Using zeta scores to compare two measurement results
30.09.13
Single-lab validation approach in practice:
Determination of acrylamide in crisp bread
07.10.13
Measurement uncertainty when pipetting with an automatic pipette
07.10.13
A and B Type uncertainty estimates
07.10.13
Pooled standard deviation
16.10.13
Pooled standard deviation in practice: estimating repeatability
16.10.13
Pooled standard deviation in practice: estimating within-lab long-term reproducibility
16.10.13