塑料管材真实冲击率试验方法中的区间估计问题

Interval Estimation in Test Methods for True Impact Rate of Plastic Pipes

本文介绍了数理统计方法之一——区间估计法在塑料管材真实冲击率试验方法中的应用及质量判定表、质量判定图的建立过程。

In this paper,the application of one of the mathematical statistics methods—interval estimation method—in test methods for true impact rate of plas-tic pipes and the establishment process of quality criterion table and qualitycriterion chart are introduced.