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Peer reviewed Peer reviewed
ERIC Number: EJ111712
Record Type: CIJE
Publication Date: 1974
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Parallel Measurements and the Spearman-Brown Formula
Burnett, J. Dale
Educational and Psychological Measurement, 34, 4, 785-8, W 74
The general use of the Spearman-Brown formula for calculating the reliability of parallel tests with different lengths is reviewed. The importance of the assumption that the component tests be parallel is noted and the property that parallel tests must be non-negatively correlated is derived. (Author)
Descriptors: Statistical Analysis, Test Reliability, Testing Problems
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Spearman Brown Formula