Consider the situation in which there is a single quantitative variable of interest that is measured on each individual on several different occasions.
考虑的情况是有一个单一的定量变量的利益是衡量每一个人的几个不同的场合。
Each quantitative data point or variable you collect will be continuous or discrete, but as a whole, you are dissecting your data in one of two ways.
你收集的每个数据点或变量将是连续的或离散的，但作为一个整体，你可以将数据分为以下两种方式中的一种。
When fault diagnosis is studied in industry, especially in process industry, it is difficult to build precise quantitative models and diagnose faults by variable residual detection.
在工业生产特别是流程工业中，在进行故障诊断研究时，存在着难以建立精确定量模型的困难，利用检测变量残差的方法进行故障诊断也存在许多困难。
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