Value Differences Among Public High School Teachers Using a Regression Model Analysis of Variance Technique
MANY OCCUPATIONAL and professional group ings that are nominally similar may not be homoge neous. Among individuals in a given j ob (teacher, medical doctor, engineer), there is often consider able diversity in job function and in scores on psy chological measures, such as those of interests and aptitudes. Strong (9) reported, for example, sub stantial correlations between inventoried interests of social-studies teachers and social-welfare work ers while mathematics and science teachers had in terest patterns highly correlated with those of skilled tradesmen. Thorndike and Hagen (12) inves tigated aptitude differences in over 100 occupational groupings and found significant differences across the occupations as well as considerable d i v e r s i ty within certain groups.