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Determining Sample SizeBalancing Power, Precision, and Practicality$
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Patrick Dattalo

Print publication date: 2008

Print ISBN-13: 9780195315493

Published to Oxford Scholarship Online: January 2009

DOI: 10.1093/acprof:oso/9780195315493.001.0001

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Statistical Power Analysis

Statistical Power Analysis

(p.11) 2 Statistical Power Analysis
Determining Sample Size

Patrick Dattalo

Oxford University Press

This chapter provides a brief description of the rationale and limitations of statistical power analysis, and presents important issues related to determining sample size for both commonly used and emerging statistical procedures in social work research. Procedures include difference between two means, difference between two proportions, odds ratio, relative risk, chi square, ANOVA, correlation, regression, logistic regression, structural equation modeling, and multi-level analysis.

Keywords:   two means, two proportions, odds ratio, relative risk, chi square, ANOVA, correlation, regression, structural equation modeling, multi-level analysis

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