Quantitative Methods 2017

Tools for estimating power

• Commercial tools

• PASS (www.ncss.com) • Matlab (sampsizepwr in statistics toolbox) • Free software • http://dceg.cancer.gov/tools/design/POWER • http://biostat.mc.vanderbilt.edu/wiki/Main/PowerSampleSi ze • Online tools • http://www.dssresearch.com/KnowledgeCenter/toolkitcalc ulators/statisticalpowercalculators.aspx