内部效度(internal validity)，心理学名词，表示实验所提供的自变量与因变量之间因果关系明确程度的一种指标。
Evaluation of each translation version of the samples was performed by the author andtwo other raters independently, Three sets of ratings were then triangulated to achieve the internal validity of the ratings.
作者和另外两名参与者各自对每个成语样本的每一项翻译义项独立地进行了评估。 然后，作者对三套评估结果用三角验证法验证取舍以达到评估数据的内部效度。
参考来源 - 汉语四字成语在《汉英辞典》（新世纪版）中的翻译·2,447,543篇论文数据，部分数据来源于NoteExpress
内部效度：一个实验结果归咎于实验处理，而非归咎于无关的混淆的变量的程度。
Internal validity: the degree to which the results of a study can be attributed to the treatment rather than extraneous or confounding variables.
结构效度用内部一致性评价。
并且通过内部一致性分析和验证性因子分析，结果表明量表具有较高的信度与效度。
Through the internal consistency and confirmatory factor analysis, the results show that the Questionnaire design has high reliability and validity.
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