The Effects of Measurement System Variability
Because the measurement system can be affected by various sources of variation, repeated readings on the same part do not
Sources of Variation
Similar to all processes, the measurement system is impacted by both random and systematic sources of variation. These sources of
Statistical Properties of Measurement Systems
An ideal measurement system would produce only “correct” measurements each time it is used. Each measurement would always agree with
The Measurement Process
In order to effectively manage variation of any process and The Measurement Process, there needs to be knowledge of:
true value
The measurement process TARGET is the “true” value of the part. It is desired that any individual reading be as
Calibration System
A calibration system is a set of operations that establish, under specified conditions, the relationship between a measuring device and
Standards and Traceability
The National Institute of Standards and Technology (NIST) is the principal National Measurements Institute (NMI) in the United States serving
Terminology of the analysis of measurement
Terminology of the analysis of measurement, The discussion of the analysis of measurement system can become confusing and misleading without
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