Block-Conditional Missing at Random Models for Missing Data

Yan Zhou, Roderick J. A. Little, John D. Kalbfleisch

Two major ideas in the analysis of missing data are (a) the EM algorithm [Dempster, Laird and Rubin, J. Roy. Statist. Soc. Ser. B 39 (1977) 1--38] for maximum likelihood (ML) estim…