The Choice of Variables in Observational Studies

D. R. Cox and E. J. Snell

Journal of the Royal Statistical Society Series C, 1974, vol. 23, issue 1, 51-59

Abstract: A review is given of considerations affecting the choice of explanatory variables in observational studies. Aspects of both design and analysis are considered. In particular the choice of explanatory variables in multiple regression is discussed and some recommendations made.

Date: 1974
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