1. Scales, norms, and equivalent scores;Angoff,1984
2. Score equating and item response theory: Some practical considerations;Cook,1981
3. Practical considerations regarding the use of item response theory to equate tests;Cook,1983
4. An investigation of the feasibility of applying item response theory to equate achievement tests;Cook,1985
5. A comparative study of the effects of recency of instruction on the stability of IRT and conventional parameter estimates;Cook;Journal of Educational Measurement,1988