Dummy variable: a constructed variable used AS a means of including factors that are not naturally quantifiable in an econometric model.

虚变量：一个虚构的变量，用来包括在经济模型中不能自然量化的因素。

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The added variable plot, partial residual plot and constructed variable plot are three useful diagnostic procedures in assessing the accuracy of a normal linear model.

在评价一个正态线性棋型的准确性时，偏残差图、增加变量图和构造变量图是三个有用的过程。

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In this case, that regex is constructed by or 'ing together all of the words specified in the script's s: words list variable (that is: join (s: words, '\ |')).

在本例中，正则表达式的构建方式是对脚本s： words list变量中指定的所有单词执行or运算(即join (s： words，' \ | '))。

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