Anastasi, A."An Empirical Study of the Applicability of Sequential Analysis to Item Selection."EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XIII ( 1953), 3-13.
2.
Cronbach, L.J. and Warrington, W.G."Efficiency of Multiple-Choice Tests as a Function of Spread of Item Difficulties."Psychometrika , XVII ( 1952), 127-147.
3.
Walker, H.M."Item Selection by Sequential Sampling."Teachers College Record, (1949), 404-409.
4.
Wallis, W.A."Elements of Sequential Analysis" in Eisenhart, C., Hastay, M. W., and Wallis W. A. Techniques of Sequential Analysis. New York: McGraw Hill Book Company, 1947.
