Knowledge of Results and the Proportion of Positive Feedback on Tests of Ability
Applied Psychological Measurement Volume 3, Number 2,
Undergraduate students were administered one of three conventional or one of three stratified adaptive vocabulary tests with or without knowledge of results. Results indicated that knowledge of results and test difficulty affected performance. (Author/JKS)
Prestwood, S.J. (1979). Knowledge of Results and the Proportion of Positive Feedback on Tests of Ability. Applied Psychological Measurement, 3(2), 155.