Standardization of assessment . This variable indicated whether the same set of assessment methods was administered to all candidates (K 80: 65% agreement). Differences in procedure included the use of different tests for the same construct or assessment of different constructs across candidates. For exam le, in Hilton et al. (1955), slightly more than half of the candidates were given a test of practical judgment. In some instances, the author mentioned that the procedure varied withot providing specific information about the natur of the differences (e