PASS Sample Size Software
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).
| 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 includes over 920 documented sample size and power procedures.
Major statistical topics in PASS
- Means - 1 or 2 Groups
- Means - Correlated or Paired
- Means - Cross-Over Designs
- Means - Many (ANOVA)
- Survival Analysis
- Variances
- ROC Curves
- Equivalence
- Normality Tests
- Confidence Intervals
- Conditional Power
- Proportions - 1 or 2 Groups
- Proportions - Correlated or Paired
- Proportion - Many Groups
- Mixed Models
- Regression/Correlation
- Non-Inferiority
- Group Sequential Tests
- Design of Experiments