Search for dissertations about: "Maria Grünewald"

Found 1 swedish dissertation containing the words Maria Grünewald.

  1. 1. Design and analysis of response selective samples in observational studies

    University dissertation from Stockholm : Department of Mathematics, Stockholm University

    Author : Maria Grünewald; Stockholms universitet.; [2011]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; ascertainment; missing data; outcome dependent sampling; response selective samples; sequential design; stochastic EM algorithm; MATHEMATICS Applied mathematics Mathematical statistics; MATEMATIK Tillämpad matematik Matematisk statistik; matematisk statistik; Mathematical Statistics;

    Abstract : Outcome dependent sampling may increase efficiency in observational studies. It is however not always obvious how to sample efficiently, and how to analyze the resulting data without introducing bias. READ MORE