Sports performance testing is one of the most common and important measures used in sport science. Performance testing protocols must have high reliability to ensure any changes are not due to measurement error or inter-individual differences. High validity is also important to ensure test performance reflects true performance. Time-trial…

Fair, valid, and reliable measurement of dependent variables is a concern in personnel evaluation studies. Performance tests, that is, job or work sample tests, situational tests, and job learning or trainability tests, are being used with increasing frequency as measurement techniques capable of meeting these needs. The three categories of…

A meta-analysis of 128 studies of the relationship between self and achievement/performance measures reported correlations in the range of -.77 to .96 with an "average" correlation of .21. This average relationship was modified by several variables, including, among others, grade level of subjects, socioeconomic status, ethnicity, and…