The growth in the availability of longitudinal data--data collected over time on the same individuals--as part of program evaluations has opened up exciting possibilities for evaluators to ask more nuanced questions about how individuals' outcomes change over time. However, in order to leverage longitudinal data to glean these important insights,…

Technical aspects of the first followup survey for the National Education Longitudinal Study of 1988 (NELS:88) are documented and summarized. Some information overlaps materials in the users' manuals for this followup, such as the overview and general descriptions of data collection, sampling, weighting, variance estimation, nonresponse patterns,…

This document is a summary and evaluation of methodological procedures and results for the field test of the Beginning Postsecondary Student Longitudinal Study Second Followup, 1990-94 (BPS:90/94). The BPS study is a departure from previous studies in that it starts with a cohort of individuals as they enter their postsecondary studies regardless…

This manual familiarizes data users with the procedures followed for data collection and processing of the second follow-up student component of the National Education Longitudinal Study of 1988 (NELS:88), with the corollary objective of providing necessary documentation for use of the data file. Chapter 1 presents an overview and history of the…

This manual familiarizes data users with the procedures followed for data collection and processing of the second follow-up dropout component of the National Education Longitudinal Study of 1988 (NELS:88), a survey of the educational and personal characteristics of students. The dropout data file contains records for 2,028 sample members who…