Variability of Kuder-Richardson Formula 20 Reliability Estimates
- Author(s):
- Cleary, T. Anne; Linn, Robert L.
- Publication Year:
- 1968
- Report Number:
- RB-68-07
- Source:
- ETS Research Bulletin
- Document Type:
- Report
- Page Count:
- 10
- Subject/Key Words:
- Error of Measurement, Kuder-Richardson Formulas, Mathematical Formulas, Rhodesia, Statistical Analysis, Test Reliability
Abstract
The standard error of a Kuder-Richardson Formula 20 reliability coefficient is derived and two approximations to it are presented. The values from the exact solutions and from the approximations are compared with empirical values.
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- http://dx.doi.org/10.1002/j.2333-8504.1968.tb00158.x