下载 APKPure App
可在安卓获取Descriptive Statistics的历史版本
的平均值，范围，标准偏差，学生的t，有信心限和更。
Basic and useful statistics, focused in the most popular statistics used for Quality Engineers and Scientists.
Descriptive statistics was developed with the aim to be the introduction of a most complete selection of statistics tools for Quality Engineers.
- Sum
- Mean
- Range
- Standard Deviation
- Two-sided Student's t
- Confidence interval.