The adequacy of total score as the internal criterion for item analysis is reviewed and criticized. An iterative computation of the internal criterion based upon items retained at the end of each cycle is proposed and illustrated with a computer program. Items rejected in the first analysis constituted the pool for a second dimensional analysis.
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References
1.
Educational Testing Service.Cooperative School and College Ability Test. Princeton: ETS, 1955.
2.
GuilfordJ. P.Psychometric methods. (2nd ed.) New York: McGraw-Hill, 1954.
3.
HenryssonS.The relation between factor loadings and biserial correlations in item analysis. Psychometrika, 1962, 27, 419–424.
4.
HorstA. P.Item selection by means of maximizing function. Psychometrika, 1936, 1, 229–244.
5.
LentzT. F.WhitmerE. F.Item synonymization: a method for determining the total meaning of pencil-paper reactions. Psychometrika, 1941, 6, 131–139.
6.
RichardsonM. W.Notes on the rationale of item analysis. Psychometrika, 1936, 1, 69–76.
7.
WherryR. J.GaylordR. H.The concept of test and item reliability in relation to factor patterns. Psychometrika, 1943, 8, 247–264.