Quantitative and Statistical Research Methods

Quantitative and Statistical Research Methods

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The three ingredients necessary to conduct an a priori power analysis are Ip, sample size, and a priori effect size. ... The researcher would like to be assured with a 1.0 power (100 percent chance); however, that can be difficult to achieve and may not be necessary. ... A useful online power analysis program called Gaˆ— Power 3.1 (Faul, Erdfelder, Lang, aamp; Buchner, 2007) is used forthis example and otheranbsp;...

Title:Quantitative and Statistical Research Methods
Author:William E. Martin, Krista D. Bridgmon
Publisher:John Wiley & Sons - 2012-07-09


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