A method for drawing inferences from complex samples is based on Rubin's approach to missing data in survey research. Standard procedures for drawing such inferences do not apply when the variables of interest are not observed directly, but must be inferred from secondary random variables which depend on the variables of interest stochastically.…

A search, primarily by telephone, in 1974 successfully located 97.4 percent of a sample of 10,317 subjects who had graduated from Wisconsin high schools in 1957. This high response rate was obtained partly because the original study incorporated several diverse types of identifying items which could lead to the future location of the respondents;…

This report is based on the second survey in the National Education Longitudinal Study of 1988 series (NELS:88). Data are from a questionnaire administered to 20,706 tenth graders and dropouts in 1990. The study design resulted in a sample representative of tenth graders across the country. The wealth of NELS:88 data makes it difficult to organize…

This report of the results of the 1974-75 Florida National Assessment Replication in reading and mathematics at the 9-, 13-, and 17-year-old age levels consists of several major parts: an overview of the assessment design and methodology, comparisons of performance levels for groups of Florida students within each age level, comparisons of…

The National Longitudinal Study of the High School Class of 1972 was initiated in the spring of 1972. A national probability sample of l8,000 students from 1,070 schools completed a Student Questionnaire dealing with factors related to personal and family background, educational and work experiences, plans, aspirations, attitudes, and opinions.…