Audience
Statistical Analysis solution for companies
About Power and Precision
Power and Precision is a stand-alone statistical power analysis software package that is used for the calculation of a sample size for a planned study. The program features an unusually clear interface, and many tools to assist the user in developing an understanding of power analysis. It incorporates the ability to create tables, graphs, and reports with a single click. Interactive guide walks you through all the steps in the power analysis. Use a wide array of tools to visualize the effect size and to understand the impact of alpha, effect size, and sample size. The report serves as a teaching tool and may also be used in the statistics section of a study proposal or grant application. Include the graphs in your presentation or grant application to justify your selection of a sample size.