Showing 1 - 2 of 2 Research Library Publications
Posted:
| E. Knetka, C. Runyon, S. Eddy
CBE—Life Sciences Education Vol. 18, No. 1
This article briefly reviews the aspects of validity that researchers should consider when using surveys. It then focuses on factor analysis, a statistical method that can be used to collect an important type of validity evidence.
Posted:
| P. Baldwin, M.J. Margolis, B.E. Clauser, J. Mee, M. Winward
Educational Measurement: Issues and Practice, 39: 37-44
This article presents the results of an experiment in which content experts were randomly assigned to one of two response probability conditions: .67 and .80. If the standard-setting judgments collected with the bookmark procedure are internally consistent, both conditions should produce highly similar cut scores.