13.7. Analysis of Survey Sample Data
In addition to analyzing data based on an underlying contingency table, the CATMOD procedure provides a convenient way to analyze data that come in the form of a function vector and covariance matrix. Often, such data come from complex surveys, and the covariance matrix has been computed using other software that takes the sampling design into account. If the number of response function estimates and the corresponding covariance matrix is large, then software designed for survey data analysis may be more appropriate.
13.7.1. HANES Data
The following data are from the Health and Nutrition Examination Survey (HANES) that was conducted in the United States from 1971-1974. This survey obtained various information ...
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