A Bayesian linear regression model is developed that cleanly addresses a long-recognized and fundamental difficulty of factor analytic regression – the response variable could be closely associated with the least important principal component. The model possesses inherent robustness to the choice of the number of factors and provides a natural framework for variable selection of highly correlat...

background the choice of what parameters are needed for the diagnosis of metabolic syndrome (mets) has been criticized due to the lack of an actual “gold standard” diagnostic test even in adults. this problem seems to be greater in children and adolescents. objectives stability assessment of factor structure underlying metabolic syndrome (mets) components from childhood to adolescence in a pane...

objective: the purpose of this study was to identify factors influencing student’s achievement motivation. statistical population of this research consisted of agriculture ms.c students in tehran university (n=712). methods: a random sampling method was used to collect data from 175 students applying cochran's formula. the main tool to collect data was a researcher made questionnaire. content v...