It can be useful to perform a pattern analysis of valid and missing patterns across a set of variables. In this section, we will present a way to do so using IBM SPSS Statistics syntax. We will present the syntax without too much comment, as other chapters will elaborate on the commands featured here.
Here is a snapshot of the first 10 rows of GSS2014, which show the individual values for four education variables--EDUC, PAEDUC, MAEDUC, and SPEDUC:
For each of these variables, valid responses range from 0 through 20, while there are various missing codes to represent "Don't know," "No Answer," and "Inapplicable." Inspection ...