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ERIC Number: EJ266481
Record Type: CIJE
Publication Date: 1982
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Simplified Determinations of Statistical Power, Magnitude of Effect and Research Sample Sizes.
Friedman, Herbert
Educational and Psychological Measurement, v42 n2 p521-26 Sum 1982
A concise table is presented based on a general measure of magnitude of effect which allows direct determinations of statistical power over a practical range of values and alpha levels. The table also facilitates the setting of the research sample size needed to provide a given degree of power. (Author/CM)
Descriptors: Hypothesis Testing, Power (Statistics), Research Design, Sampling, Statistical Significance
Publication Type: Journal Articles; Guides - Non-Classroom
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Effect Size; Sample Size