EMimpute                EM Imputation
ImputeTestData          This main function imputes for missing
                        responses using selected method
ItemMean                Item Mean (IM) Imputation
Listwise                Listwise Deletion (LW)
LogisticReg             Logistic Regression (LR) Imputation
PersonMean              Person Mean Imputation (PM)
ResponseFun             Response Function Imputation (RF)
TreatIncorrect          Treat missing responses as incorrect (IN)
Twoway                  Two-Way Imputation (TW)
micePMM                 Predictive mean matching (PMM)
test.data               Example test data
