Coordinates of a normal probabilitypaper are calculated with a approximate formula of normal distribution integral curve and drawn on screen.
采用正态分布积分曲线的近似公式计算概率格纸的坐标，并在屏幕绘图。
2
The method and the resulting software for automatic generation of lognormal probabilitypaper and the automatic extraction of distribution parameters are introduced.
介绍对数正态概率纸自动生成和分布参数自动提取的方法以及据此开发的软件。
3
To solve this problem, this paper provides a approximate parameter estimating method by using of the Maximum Likelihood method on the probabilitypaper, and a calculation example is offered.