Significant relationships between the Holland Vocational Preference Inventory (VPI) and the Strong Vocational Interest Blank (SVIB) were again empirically demonstrated in this study, and conversion equations were developed to use standard scores of SVIB scales, rather than items, to produce estimates of VPI scores. (Author)

A sample of 307 Irish high school students completed a modified version of the Personal Globe Inventory (PGI, Tracey, 2002). Results of separate principal components analyses demonstrated the presence of three substantive factors: People/Things, Data/Ideas, and Prestige, similar to the structure of the PGI in US samples (Tracey, 2002). The fit of…

Four propositions for interest-inventory validity and J. L. Holland's hexagonal classification system were synthesized in order to adapt a traditional procedure for determining the construct validity of occupational interest scales to the validation of basic interest scales. Results supported this procedure to assess construct validity using basic…

Studied Holland's construct of consistency for its predictive validity of certain measures of vocational stability. Found consistency index to have no relationship with the similarity of the same subjects' beginning and ending college majors, or number of college major changes, number of course withdrawals, academic performance, and scholastic…