27f58cad___Academy_of_Aerospace_Quality__Section
[Term] Standard Uncertainty [Definition] The positive square root of the estimated variance. Type A standard uncertainty is defined as the standard error of the mean of a series of measurements. Type B standard uncertainty is obtained for instance from a manufacturer’s handbook or from a calibration certificate (outside sources) or from an assumed distribution. [Section] 
Metrology
Glossary | Academy of Aerospace Quality
Section