Measure for Measure: Calculating Uncertainty
- Quality Progress
- July 2014
- Volume 47 Issue 7
- pp. 44-45
- Grachanen, Christopher L.
- Hewlett-Packard Co., Houston, TX
In metrological circles, there are many different statistics and figures of merit used to gauge the quality of measurement data. Of course, the well-accepted statistics of standard deviation and variance are routinely used to determine the variability of measurement data as well as to assign distributions to data to define the likelihood that these data fall within an expected interval or span.