Multiple Imputation for Missing Data: Concepts and New …

complete data sets. Ignorable Missing-Data Mechanism Let Y be the n×p matrix of complete data, which is not fully observed, and denote the observed part of Y by Y obs and the missing part by Y mis. The SAS multiple imputation procedures assume that the missing data are missing at random (MAR), that is, the probability that an observation is

  Data, Multiple, Missing, Imputation, Missing data, Multiple imputation, Sas multiple imputation