1) The document discusses evidence for the construct and empirical validity of the Career Direct assessment. It shows correlations between Career Direct scales and other validated personality and career assessments. 
2) Client surveys found high accuracy rates for Career Direct assessment results, from 83-97%, indicating empirical validity. 
3) Construct validity is demonstrated through correlations between Career Direct occupational scales and the Strong Vocational Inventory scales. Multiple regression also showed Career Direct scales explained a significant amount of variance in Strong occupational scales.