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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

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Peer reviewed Peer reviewed
Schmidt, William H. – Journal of Educational Measurement, 1983
A conception of invalidity as bias is related to content validity for standardized achievement tests. A method of estimating content bias for each of three content domains (a priori, curricular, and instructional) based on the specification of a content taxonomy is also proposed. (Author/CM)
Descriptors: Achievement Tests, Content Analysis, Evaluation Methods, Instruction