Influential Observations in Multiple Linear Regression

  1. Ronald R. Hocking

Published Online: 28 JAN 2005

DOI: 10.1002/0471434159.ch6

Methods and Applications of Linear Models: Regression and the Analysis of Variance

Methods and Applications of Linear Models: Regression and the Analysis of Variance

How to Cite

Hocking, R. R. (2003) Influential Observations in Multiple Linear Regression, in Methods and Applications of Linear Models: Regression and the Analysis of Variance, John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/0471434159.ch6

Publication History

  1. Published Online: 28 JAN 2005
  2. Published Print: 24 MAR 2003

ISBN Information

Print ISBN: 9780471232223

Online ISBN: 9780471434153

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Keywords:

  • multivariable extreme point;
  • Mahalanobis distance;
  • mean square ratio;
  • Cook's distance

Summary

This chapter includes the following topics:

  • Influential Data Problem

  • Hat Matrix

  • Effects of Deleting Observations

  • Numerical Measures of Influence

  • Dilemma Data

  • Plots for Identifying Unusual Cases

  • Robust/Resistant Methods in Regression Analysis