Product Overview
Obtaining A Sample Size In PASS: In PASS, you can estimate the sample size for a statistical test or confidence interval in a few short steps. If you need guidance during any of the steps, PASS has excellent documentation, there are free training videos, and you can contact our team of PhD statisticians.
Choosing A Procedure: Finding the sample size procedure is easy using the drop-down menu, the procedure search, or the category tree.
Enter The Values: The sample size procedure tools are easy to use and have built-in help messages for every option. Enlarge the infographic to see the descriptions of the ways that PASS helps you to enter the proper values in a sample size procedure tool.
Deployment
- Web based
- Cloud Hosted
Pricing
- Subscription
- License Fee
More Information
Ready to Use Output
When a PASS procedure is run, the sample size results and corresponding plots are displayed in the output window. The sample size or power curves can be clicked to be shown in a separate window for viewing or saving.
Navigation of the output is easy with the output navigation tree. The format of the output makes it easy to be viewed, copied and pasted, or saved. Multiple output runs can be sent to the output gallery for saving or for comparing sample size analyses.
About the company
NCSS was founded in 1981 to supply statistical software to the research community. Since then, tens of thousands of customers have used NCSS software (NCSS and PASS) for statistical, graphics, and power analysis / sample size purposes. The company is led by Dr. Jerry Hintze, an experienced Ph.D. statistician.
For the last 40 years, our mission has been to provide accurate, user-friendly, fully-supported statistical analysis, graphics, and sample size tools. We seek to produce applications the research community requests, as well as new tools to guide improvement in analysis and sample size estimation.
