The study examined the relationship between self-determination and mathematics achievement among grade 12 learners in secondary schools in Kenya. The ex post facto research design was used. A sample size of 445 grade 12 learners was obtained. The self-determination scale was used to collect data. The findings indicate a significant influence,…

This study analyzed the longitudinal development of occupational aspiration prestige scores over a 12-year period (Grade 8 to 8 years postsecondary) to better understand this aspect of career choice from adolescence into adulthood for people with high-incidence disabilities. A curvilinear trajectory was detected where aspirations increased during…

Existing research posits multiple dimensions of bullying and victimization but has not identified well-differentiated facets of these constructs that meet standards of good measurement: goodness of fit, measurement invariance, lack of differential item functioning, and well-differentiated factors that are not so highly correlated as to detract…

The study explored the relationship of self-concept and locus of control to science engagement and science achievement. Furthermore, the relationship of self variables with science engagement and science achievement was studied across ethnicity, gender, and socioeconomic status (SES). The data were accessed from the 3 waves of the National…