The most common statistic for describing measurement spread (or scatter) is the standard deviation.
描述度量值跨度(或者说漂移)的最常用统计技术是标准偏差(standard deviation)。
2
Another important feature of the equipments is the checking standard function, which can implement supervision and control based on statistic theory to the quality of verification data.
本装置的另一重要特点是具备核查标准功能，可以对检定数据质量实施基于统计理论的监督和控制。
3
Based on the standard ISO9001 (2000 edition), the application of statistic technology on engineering quality management was analyzed.