The paired t test was adopted to compare the intergroup difference of measurement data. Line correlation analysis was applied to dispose the relativity among the indexes.

计量资料组间差异比较采用配对t检验，各指标间的相关性处理采用直线相关分析。

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Result test: Prepare the questionnaire, and utilize the paired sample t to test the difference of class management ability before and after in-post practice.

效果检验：编制调查问卷，利用配对样本t检验方法检验顶岗前后班级管理能力差异。

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The difference of the measurement data was compared with the paired t test.

计量资料差异性比较采用配对t检验。

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