复测问卷的信效度分析结果表明，本问卷具有较高的信度与效度，其分半信度为。

The result of reliability and validity analysis bespeaks that this questionnaire has high reliability and validity, with split-half reliability coefficient of.

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对392份有效数据进行的验证性因素分析和信效度分析表明，问卷具有较好的信度和效度。

Confirmatory factor analysis, reliability and validity analysis were conducted on the 392 recalled valid questionnaire, the result showed satisfied reliability and validity of the instrument.

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目的：初步编制7～9年级数学成就测验，通过项目分析，信、效度检验等标准化过程。

Objective:The Mathematical Achievement Tests of the 7 ~ 9 Grades(the MATs) were formed, the items were analyzed, and the reliability and validities were tested.

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