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1. 1. Comparison of Imputation Methods on Estimating Regression Equation in MNAR Mechanism

   Master-uppsats, Statistiska institutionen

   Författare :Wensi Pan; [2012]
   Nyckelord :Missing not at Random; Listwise Deletion; Multiple Imputation;

   Sammanfattning : In this article, we propose an overview of missing data problem, introduce three missing data mechanisms and study general solutions to them when estimating a linear regression equation. When we have partly missing data, there are two common ways to solve this problem. One way is to ignore those records with missing values. LÄS MER