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Talbert, Robin – 1976
The National Longitudinal Study of the High School Class of 1972 (NLS) critical data base contains 151 items (plus background information) from the base year and followup questionnaires; about thirty-seven percent of all items. This set of critical items consists of: (1) basic demographic variables; (2) items necessary for defining activity states…
Descriptors: Biographical Inventories, Databases, Followup Studies, Graduate Surveys
Conger, Anthony J.; And Others – 1976
A review of the literature on the validity and reliability of survey data is presented prior to an analysis of the reliability of selected questions in the Second Followup Questionnaire of the National Longitudinal Study of the High School Class of 1972 (NLS). The reliability study includes an evaluation of test-retest reliability as a function of…
Descriptors: Academic Ability, Data Analysis, Data Collection, Demography