Added – variable plots in linear regression

Bradford W. Johnson, Robert E. McCulloch

Research output: Contribution to journalArticlepeer-review

7 Scopus citations


This article discusses three well-known methods for obtaining a graphical evaluation of the effect of adding an explanatory variable in linear regression. A new method is also proposed.

Original languageEnglish (US)
Pages (from-to)427-433
Number of pages7
Issue number4
StatePublished - Nov 1987


  • Piecewise linear approximation
  • Regression diagnostics
  • Residual-plus-component plot

ASJC Scopus subject areas

  • Statistics and Probability
  • Modeling and Simulation
  • Applied Mathematics

Fingerprint Dive into the research topics of 'Added – variable plots in linear regression'. Together they form a unique fingerprint.

Cite this