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ERIC Number: EJ663781
Record Type: CIJE
Publication Date: 2002
Pages: N/A
Abstractor: N/A
ISBN: N/A
ISSN: ISSN-0013-1644
EISSN: N/A
The Unseen Power Loss: Stemming the Flow.
Gillett, Raphael
Educational and Psychological Measurement, v62 n6 p960-68 Dec 2002
Outlined an estimate-substitution strategy for a test comparing two means and developed an expected-power formula for the test. Demonstrated that for empirically representative distributions of effect size in psychology, the expected power deficit is large. (SLD)
Descriptors: Comparative Analysis, Effect Size, Estimation (Mathematics), Power (Statistics), Psychological Studies
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A