Survey data were analyzed by using a variety of descriptive and inferential statistics, including principal component analysis and correlation analysis.

通过使用主成分因素分析、相关分析等统计技术，笔者对问卷数据进行了逐一解读。

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And then it sets up listed companies' financial crisis warning index system including 10 principal component factors using the method of principal component analysis.

利用主成分分析方法建立了包含10个主成分的上市公司财务危机预警指标体系。

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