Statistical analysis of text data in questionnaire forms

IR

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Other Title
  • 自由フォーマットテキスト文に対する統計的分析

Abstract

There are many questionnaires collected from corporations regarding internship or recruit research meeting, high school students regarding open campus, university students regarding classes and so on in the Institute of Technologists. Unfortunately, they have not been analyzed objectively and quantitatively and actually they have not been made the most use of. JMP, statistical discovery software, deals with text data by “Text Explorer” function based on a kind of statistics principal component analysis. In this paper, five kinds of visual statistical data analyses, that is, term/phrase analysis, singular value decomposition, topic analysis, sentiment analysis and term selection analysis, have been shown and discussed from viewpoint of its feasibility.

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