Expanded uncertainty (U)
Standard uncertainty multiplied by a coverage factor, usually k = 2 for approximately 95 % confidence.
Related terms
- Standard uncertainty (u)
- The uncertainty of a measurement expressed as a standard deviation. Combined across sources in quadrature.
see also Uncertainty budget
Where this term appears
The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.
- Assay report records — the term appears in result tables, peak tables and provenance blocks
- Method references — where the measurement behind the term is defined
- All 5 glossary terms beginning with E