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A Subroutine for Computing Item Efficiency and Associated Probabilities

Authors :
Richard J. Hofmann
Source :
Educational and Psychological Measurement. 35:191-193
Publication Year :
1975
Publisher :
SAGE Publications, 1975.

Abstract

A subroutine for use in any item analysis program is provided. This routine computes the efficiency of a test item, the exact probability of obtaining this efficiency, and the chance probability of obtaining a greater efficiency for an item, given its difficulty level, discrimination index, and sample size.

Subjects

Subjects :
Test item
Index (economics)
Item analysis
Sample size determination
Applied Mathematics
Subroutine
Statistics
Developmental and Educational Psychology
Differential item functioning
Applied Psychology
Education
Exact probability
Mathematics

Details

ISSN :
15523888 and 00131644
Volume :
35
Database :
OpenAIRE
Journal :
Educational and Psychological Measurement
Accession number :
edsair.doi...........1d5e64734eebdbc11309ca7cfd17f1f0
Full Text :
https://doi.org/10.1177/001316447503500127
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Authors Abstract Subjects Details