Global Search
One query across documents (page by page), definitions, standards, questions, news, tools and training.
84 results for “Standard measurement uncertainty”
The standard uncertainty obtained from the individual standard uncertainties (and covariances) of the input quantities through the measurement model — root-sum-of-squares in…
Measurement uncertainty expressed as a standard deviation, denoted u — the common currency into which all components are converted before combination. VIM (JCGM 200:2012…
A standard uncertainty divided by the absolute value of the measured quantity value — the form specifications and CMCs often quote (parts in 10⁶, percent…
The substitution method for evaluating task-specific CMM measurement uncertainty using calibrated workpieces — the most practical route for many CMM users. ISO/IEC Dimensional
…Symbol Description Sc Control measurement of check standard Scs Accepted value of check standard U Expanded Uncertainty (of the process) uc Combined standard uncertainty…
…Uncertainty Component Description Symbol Source Type (A or B) Typical Distribution Standard uncertainty from the measurement process sp Process A Normal Standard uncertainty for…
NIST Measurement Services documentation: capacitance calibration uncertainty analysis. Public domain; the full text is readable in the Atlas document library. NIST Electrical
Evaluation of a component of uncertainty by statistical analysis of measured values obtained under defined conditions — e.g. the standard deviation of the mean…
NIST Measurement Services documentation: phase and amplitude noise standards. Public domain; the full text is readable in the Atlas document library. NIST Electrical
The product of a combined standard uncertainty and a coverage factor greater than one: U = k·u꜀. With k = 2 the coverage probability is…
Questions post under a public pseudonym. Be specific — instrument, method, standard.