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National Statistics to Improve Educational Productivity.
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Walberg, Herbert J. – 1985
The value of statistical research depends on valid comparisons which can usefully influence educational policy. Educational research needs to extend the measures of learning (such as the National Assessment of Educational Progress) through nationally-calibrated absolute measures and through computer-assisted and adaptive testing. Direct sampling…
Descriptors: Academic Achievement, Academic Standards, Adaptive Testing, Computer Assisted Testing