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Peer reviewed Peer reviewed
ERIC Number: EJ174777
Record Type: CIJE
Publication Date: 1977
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
On Estimating Test Variance in Multiple Matrix Sampling
Raju, Nambury S.
Educational and Psychological Measurement, 37, 3, 621-5, Aut 77
A rederivation of Lord's formula for estimating variance in multiple matrix sampling is presented as well as the ways Cronbach's coefficient alpha and the Spearman-Brown prophecy formula are related in this context. (Author/JKS)
Descriptors: Analysis of Variance, Comparative Analysis, Item Sampling, Mathematical Models, Measurement, Test Reliability
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Alpha Coefficient; Spearman Brown Formula