A Computer Program to Evaluate Item Performance by Internal and External Criteria in a Longitudinal Testing Program Using Item Sampling

Gorth, W. , Grayson, A. , Popejoy, L. , and Stroud, T. A Program to Build a Tape-Based Data Bank from an Instructional Testing Program Using Item Sampling. Unpublished Manuscript, Stanford University, 1968.

Lindeman, R. H. , Gorth, W. P. , and Allen, D. W. The Evaluation of Item Performance in an Item Sampling Case. Unpublished manuscript, Stanford University, 1968.