Pooled standard deviation in practice: estimating within-lab long-term reproducibility

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Klipi teostus: UTTV 16.10.2013 47346 vaatamist Keemia ja materjaliteadus


Ivo Leito

Seotud videod

Uncertainty by modelling approach - Introduction,
Step 1 - measurand definition 
13.08.13
Uncertainty by modelling approach,
Step 2 - Measurement model
13.08.13
Uncertainty by modelling approach,
Step 3 - Uncertainty sources: in general 
13.08.13
Uncertainty by modelling approach,
Step 3 - Uncertainty sources: one by one 
13.08.13
Uncertainty by modelling approach,
Step 4 - Finding values of input quantities 
13.08.13
Uncertainty by modelling approach,
Step 5 - Standard uncertainties of input quantities 
13.08.13
Uncertainty by modelling approach,
Step 6 - Calculating the value of the output quantity 
13.08.13
Uncertainty by modelling approach,
Step 7 - Calculating the combined standard uncertainty 
13.08.13
Uncertainty by modelling approach,
Step 8 - Finding the expanded uncertainty 
13.08.13
Uncertainty by modelling approach,
Step 9 - Analysis of the uncertainty sources 
13.08.13
Uncertainty by modelling approach,
Conclusion 1
13.08.13
Uncertainty by modelling approach,
Conclusion 2
13.08.13
Overview of the approaches for estimating measurement uncertainty
13.08.13
Other distribution functions: the Student distribution
28.08.13
Course introduction
28.08.13
Why is measument uncertainty important?
28.08.13
Principles of measurement uncertainty estimation: 4. Treatment of random and systematic effects
28.08.13
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
19.09.13
Roadmap of uncertainty estimation using the Nodrtest approach
19.09.13
Example of uncertainty estimation using the Nordtest approach
19.09.13
Finding the effective number of degrees of freedom
19.09.13
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