This report provides technical documentation associated with a 1980 Census of Population and Housing Summary Tape File (STF) 3F--which contains responses to the extended questionnaire summarized in STF 3, aggregated by school district. The file contains sample data inflated to represent the total population, 100% counts, and unweighted sample…

This documentation is intended to assist users of the school file which was prepared from information collected for the National Longitudinal Study of the High School Class of 1972 (NLS-72). The school file is a companion to the NLS-72 student-based data file and consists of 1,318 records, one from each high school from which NLS-72 students are…