Holland's Vocational Preference Inventory was administered to 373 undergraduates. The 11 scales of the inventory were intercorrelated and factor analyzed. Six common factors were obtained. The placement of the six personality types in six-dimensional space by factor analysis corresponded closely to Holland's model. (Author)

Two articles dealing with self estimate ability in adolescence are presented; one is an investigation to determine whether age, grade level, school program, sex, intelligence, and social class influence the accuracy of self-knowledge of vocationally relevant attributes of high school students. The second article comments on this study and other…

An instrument for assessing children's interests was developed, and the structure of Holland-type career interests in children was examined. Differences between interests and competence perceptions were evaluated across ages. Results show few differences between interests and competence perceptions, which varied across age; fit of the circular…

Measures of the perception of occupational prestige and vocational maturity of high school students were investigated together with other variables. Correlates of the perception of occupational prestige, showing no sex differences, were vocational maturity, educational level associated with father's occupation, educational level required for the…