Statistical Power Analysis 5th Edition

Capture clearer, more confident research with Statistical Power Analysis, 5th Edition by Brett Myors and Kevin R. Murphy. This authoritative, student-friendly text brings power analysis out of the abstract and into practical research design—perfect for graduate students, faculty, and applied researchers.

Start with a concise, accessible overview of core concepts—effect size, statistical power, and sample-size determination—and move into proven strategies for planning robust experiments and observational studies. Realistic examples and step-by-step explanations make complex calculations intuitive, helping you avoid underpowered studies and maximize the value of your data. Clear visuals and careful pedagogy support learning whether you’re preparing a thesis, grant proposal, or clinical trial.

Designed for modern, global research needs, this edition speaks to psychologists, social scientists, educators, health professionals, and business analysts across North America, Europe, Asia, Australia, and beyond. Practical guidance emphasizes reproducibility, efficiency, and ethical study design so your findings are both credible and impactful.

If you want to design studies with confidence, interpret power results correctly, and defend sample-size choices to peers or reviewers, this edition is an essential reference. Crisp, professional, and immediately usable, it belongs on the shelf of anyone serious about empirical research.

Order your copy of Statistical Power Analysis, 5th Edition today and take the first step toward smarter, more reliable research outcomes.

Note: eBooks do not include supplementary materials such as CDs, access codes, etc.