数据挖掘的专家往往是数据统计方面的博士，并在此领域有10 - 30年的研究经验。
Experts likely will have doctorates in statistics and have spent 10-30 years in the field.
同时，笔者还运用问卷调查法、专家访谈法、数据统计法、查阅文献资料等方法，对论文的撰写提供理论依据。
Meanwhile, the author also used questionnaires, expert interviews, data and statistics, access to literature data, the authors of the paper provides a theoretical basis.
本文主要采用了文献资料法、专家访谈法、问卷调查法、数据统计等方法来进行调查与研究。
This article mainly uses literature reference and material method, expert questionnaire method, questionnaire survey method, data statistics method to carry on the investigation and the research.
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