The combination of the B5PS personality test with the cognitive ability test INT makes it possible to test important factors for professional success. This combination is suitable both for investigations in personnel selection as well as personnel development. The right mix of ability and personality helps users to make a prediction about whether applicants can develop into successful employees and also for targeted supporting of employees in personnel development. The work-related materials of the B5PS personality test offer support in making a realistic assessment of personality in a professional context. The materials are particularly suited for candidates who already have professional experience and therefore can be ideally imagine themselves in the corresponding described situations. The INT ability test also allows for assessment of important work-related performance ranges, such as skills with handling numbers that is efficient in terms of time.
For all tests included in the test combination, there is proof for content validity as well as on construct and criterion validity. Construct validity could be proven via the analysis of the correlations with construct-related and construct-unrelated tests. In addition, confirmatory factor analyses prove the factor structure of the tests used. In addition, there is proof for external criteria such as for the work effort or success, or results from other very similar tests are generalized for the tests.