## Statistical Power Analysis for the Behavioral SciencesStatistical Power Analysis is a nontechnical guide to power analysis in research planning that provides users of applied statistics with the tools they need for more effective analysis. The Second Edition includes: * a chapter covering power analysis in set correlation and multivariate methods; * a chapter considering effect size, psychometric reliability, and the efficacy of "qualifying" dependent variables and; * expanded power and sample size tables for multiple regression/correlation. |

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### Contents

ix | |

xxxiii | |

ThetTestfor Means | 2 |

Multiple Regression and Correlation | 12 |

Differences between Proportions | 48 |

Set Correlation and Multivariate Methods | 10 |

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### Common terms and phrases

alternate hypothesis analysis of variance andthe approximation Arcsine Transformation association Assume behavioral science bythe cell Chapter column computed consider contingency tables conventional covariance defined departure dependent variable described desired power detect determine effect size equal Equation error estimate exact experiment F test finds power formula given gives power greater than 995 Illustrative Example implied increase independent samples interaction inthe investigator linear interpolation main effects MANOVA measures medium necessary nondirectional normal curve normally distributed Note null hypothesis ofthe onesample operational definitions pairs parameters partial point are greater population means posited power 80 power analysis Power of F power tables Power values problem procedure psychologist regression rejecting the null relationship row power sample size sample size tables scores Section significance criterion significance testing standard deviation statistical thatthe tothe variance accounted withinpopulation wwwww yield