Standardization News

The Impact of Measurement Variability Heterogeneity on Calibration and Control Charting
Q. Does measurement system heterogeneity impact statistical analysis? A. Click HERE to download the full article and read the answer.
General Considerations for Working with Data
Q. What are the general considerations before collecting data?A. Click HERE to download the full article and read the answer.
Setting an Upper Confidence Bound on Proportion Nonconforming
Q. Is it possible to calculate a 95% upper confidence bound for the proportion nonconforming in the uninspected remaining units in a lot of N units, from which we sample n of them and find x... read more
The Weibull Model — Building on Reliability
Q. What is the Weibull distribution and how is it used in data analysis? A. Click HERE to download the full article and read the answer.
Questions About Sample Size
Q. Is 30 a large sample size?A. Click HERE to download the full article and read the answer. 
The Kilogram, Redefined
Q. Does the redefinition of the kilogram really mean that it will be possible to realize the International System of Units (SI) unit of mass at any place, at any time, and by anyone?A. Click... read more
Uncertainty: Part 3, The Role and Estimation of Bias
Q. What is bias and can it be addressed? A. Click HERE to download the full article and read the answer.
A Point about Reliability
Q. When performing a reliability assessment, what happens if the exact value of a data point is unknown?A. Click HERE to download the full article and read the answer.
The New Definition of the Mole
Q: What is the recent change in the definition of the mole?A: Click HERE to download the full article and read the answer.
Dealing with Outliers
Q. How do you determine if a value is truly an outlier and how do you decide whether or not to proceed with the data analysis?A. Click HERE to download the full article and read the answer

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