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Wolfle, Lee M. – 1980
An extension of the methods of path analysis to include studies of categorical data was described and exemplified in a causal study of college dropouts. The usual models and methods of causal (path) analysis were designed for the study of quantitative variables and are not appropriate when the variables under investigation are categorical.…
Descriptors: Academic Ability, Data, Data Analysis, Dropouts
Ethington, Corinna A.; Wolfle, Lee M. – 1984
An extensive body of research indicates that men on the average achieve higher scores in mathematics than women. Despite this extensive research, conclusions about sex differences in mathematics achievement have suffered from various inadequacies in the use of measures of association among coursework experiences, sex, and other correlates of…
Descriptors: Correlation, Mathematics Achievement, Mathematics Instruction, Mathematics Skills
Robertshaw, Dianne; Wolfle, Lee M. – 1980
Data from the National Longitudinal Study of the High School Class of 1972 (NLS) including the 1976 follow-up were used to examine the effects of interrupting or delaying school attendance on the eventual educational attainment of white male students. Background variables include socioeconomic and other family characteristics. Achievement test…
Descriptors: Academic Achievement, Academic Aspiration, Academic Persistence, Dropouts