Business career
Degree/Academic background
Reseach Areas
Book and thesis
    （Last updated : 2023-09-19 19:20:57）
  TAKEUCHI Hidekazu
   Department   Tokyo Keizai University  , Center for General Education
   Position   Professor
■ Business career
1. 2004/04～ Tokyo Keizai University Center for General Education Professor
2. 1996/04～2004/03 Tokyo Keizai University Center for General Education Associate Professor
■ Degree/Academic background
1. Faculty of Science and Engineering, Keio University, Graduated,
2. 〔Master Course〕, Graduate School, Division of Science and Engineering, Keio University, Completed,
3. 〔Doctorial Course〕, Graduate School, Division of Science and Engineering, Keio University, Accomplished credits for doctoral program,
4. 2002/10/16
Degree Acquisition		 Keio University,
■ Reseach Areas
Mathematical Statistics, Multivariate Analysis 
■ Book and thesis
1. 2020/02/19 Article Assessment of Influence of Observations in the Space Spanned by Explanatory Variables  pp.3-13 (Single) 
2. 2018/02/28 Article An Influence Measure based on a New Prediction Matrix The Journal of Humanities and Natural Sciences pp.3-20 (Single) 
3. 2014/03/20 Article Using the Mean Square Error Index to Assess the Influence of the Ridge Parameter The Journal of Humanities and Natural Sciences pp.57-70 (Single) 
4. 2012/02/29 Article Assessment of the Influence of Multicollinearity in Linear Regression through Simulation Studies The Journal of Humanities and Natural Sciences pp.3-26 (Single) 
5. 2011/02/23 Article A Comparison of Estimators of the Ridge Parameter through a Simulation Study The Journal of Humanities and Natural Sciences pp.71-93 (Single) 
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