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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

Showing all 3 results
Using IRT Approach to Detect Gender Biased Items in Public Examinations: A Case Study from the Botswana Junior Certificate Examination in Mathematics
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Adedoyin, O. O. – Educational Research and Reviews, 2010
This is a quantitative study, which attempted to detect gender bias test items from the Botswana Junior Certificate Examination in mathematics. To detect gender bias test items, a randomly selected sample of 4000 students responses to mathematics paper 1 of the Botswana Junior Certificate examination were selected from 36,000 students who sat for…
Descriptors: Test Items, Foreign Countries, Statistical Analysis, Gender Bias
Investigating the Invariance of Item Difficulty Parameter Estimates Based on CTT and IRT
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Adedoyin, O. O.; Nenty, H. J.; Chilisa, B. – Educational Research and Reviews, 2008
This is a quantitative empirical research study validating the invariance of item difficulty parameters estimates based on the two competing measurement frameworks, the classical test theory (CTT) and the item response theory (IRT). In order to achieve the set goal, one fifty five (155) different independent samples were drawn from the population…
Descriptors: Sample Size, Ability Grouping, Foreign Countries, Computation
Primary Teacher's Perceptions of Classroom Assessment Practices as Means of Providing Quality Primary/Basic Education by Botswana and Nigeria
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Nenty, H. J.; Adedoyin, O. O.; Odili, John N.; Major, T. E. – Educational Research and Reviews, 2007
More than any other of its aspects, assessment plays a central role in determining the quality of education. Quality of primary/basic education (QoE) can be viewed as the extent to which the process of education at the primary education level maximizes desirable outcomes in terms of cognitive, affective and psychomotor behaviour of the learners.…
Descriptors: Elementary School Teachers, Foreign Countries, Elementary Education, Statistical Analysis