| Developer(s) | NCSS, LLC |
|---|---|
| Stable release | PASS 15
/ January 10, 2017 |
| Operating system | Windows |
| Type | power and sample size |
| License | Proprietary software |
| Website | www |
PASS is a computer program for estimating sample size or determining the power of a statistical test or confidence interval. NCSS LLC is the company that produces PASS. NCSS LLC also produces NCSS (for statistical analysis).
PASS includes over 920 documented sample size and power procedures.