Nearly random designs with greatly improved balance

We present a procedure that divides a set of experimental units into two groups that are similar on a prespecified set of covariates and are almost as random as with a complete randomization. Under complete randomization, the difference in the standardized average between treatment and control is $O...

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Veröffentlicht in:	Biometrika 2019-09, Vol.106 (3), p.695-701
Hauptverfasser:	Krieger, A M, Azriel, D, Kapelner, A
Format:	Artikel
Sprache:	eng
Schlagworte:	Algorithms Computer simulation Eigenvalues Randomization
Online-Zugang:	Volltext
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