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On the Applications of the Method of Absolute Scaling

Author(s):
Fan, Chung-Teh
Publication Year:
1954
Report Number:
RB-54-12
Source:
ETS Research Bulletin
Document Type:
Report
Page Count:
12
Subject/Key Words:
Difficulty Level, Scaling, Test Items

Abstract

Empirical and fictitious examples are described for investigating the applications of the absolute scaling method for item scaling and score scaling currently employed at the Educational Testing Service. The discrepancy between the correct values and the values estimated through the absolute scaling method is demonstrated.

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