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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

Chapter:
(p.11) 2 Statistical Power Analysis
Source:
Determining Sample Size
Author(s):

Patrick Dattalo

Publisher:
Oxford University Press
DOI:10.1093/acprof:oso/9780195315493.003.0002

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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