Ronald Christensen

Comment on “A Note on Collinearity Diagnostics and Centering” by Velilla (2018)

Ronald Christensen, 2018 .

Plane Answers to Complex Questions

Ronald Christensen, R. Christensen, 1987, Springer Texts in Statistics.

Log-Linear Models and Logistic Regression

Ronald Christensen, R. Christensen, 1997 .