100+ Stat uiowa edu PowerPoint (PPT) Presentations, Stat uiowa edu PPTs

Stat uiowa edu - PowerPoint PPT Presentation

Statistics

Statistics. March 19, 2009 Tim Bunnell, Ph.D. & Jobayer Hossain, Ph.D. Nemours Bioinformatics Core Facility. Sampling Variability and Standard Error.

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431 views • 24 slides

Significance and Meaningfulness

Significance and Meaningfulness. Effect Sizes. Significance vs. meaningfulness. Is your significant difference a real difference?. Significance vs. meaningfulness. Is your significant difference a real difference?. Significance vs. meaningfulness. Statistical Power .

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426 views • 20 slides

Power and Sample Size

Power and Sample Size. David M. Thompson, Ph.D., P.T. Associate Professor Dept. of Biostatistics and Epidemiology College of Public Health, OUHSC. Power and sample size calculations. POWER. SAMPLE SIZE. EFFECT SIZE. Specify or estimate any two to calculate the third. Power.

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213 views • 7 slides

Example sample size calculations

Example sample size calculations. Thomas Keegan School of Health and Medicine Lancaster University. Sample size calculators. To calculate sample sizes for your study you can Do it by hand Use a stats program (e.g. R, Stata) Use a web-based calculator

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260 views • 6 slides

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Stat uiowa edu - PowerPoint PPT Presentation

Statistics

Significance and Meaningfulness

Power and Sample Size

Example sample size calculations