SPD Data Editing and ImputationThis section describes the data editing and imputation procedures applied to data from the Survey of Program Dynamics (SPD) after completion of the interviews. Three different approaches are used for dealing with missing data in SPD:
Weighting is discussed in Chapter 5 of the SPD Users' Guide. The section begins with a brief discussion of the types of missing data and the goals of imputation in SPD. It then presents an overview of the editing and imputation procedures used to deal with missing and inconsistent data. Next, the chapter provides a detailed description of each of the major steps used by the Census Bureau when creating its internal files and the files that are released for public use.
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