The Serlin-Kaiser procedure is used to complete a principal components solution for scoring weights for all options of a given item. Coefficient alpha is maximized for a given multiple choice test. (Author/GK)

The concept of testing for partial knowledge is considered with the concept of tailored testing. Following the special usage of latent trait theory, the word valdity is used to mean the correlation of a test with the construct the test measures. The concept of a method factor in the test is also considered as a part of the validity. The possible…

Technical improvements, which may be made in the reliability and validity of tests through confidence scores, are discussed. However, studies indicate that subjects do not handle their confidence uniformly. (MS)