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Wisenbaker, Joseph M. – 1981
The National Longitudinal Study of the High School Class of 1972 (NLS) employs a combination of mail, telephone, and personal interview data-gathering techniques. The NLS quality control process begins with editing each returned questionnaire to determine if certain key items are answered and if responses are consistent. If the respondent failed…
Descriptors: Data Collection, Editing, Error Patterns, Graduate Surveys
Levinsohn, Jay R.; Riccobono, John A. – 1975
The National Longitudinal Study of the High School Class of 1972 (NLS) is a large-scale longitudinal survey effort. The current data tapes contain base-year (1972) survey data integrated with first follow-up (1973) survey data. The base-year data consist of responses to a Student Questionnaire, the results of an ability test, and information from…
Descriptors: Academic Ability, Data Collection, Data Processing, Databases