NCSS /PASS 統計分析軟體 thumb

NCSS /PASS 統計分析軟體

NCSS 11/PASS 15是一套群昱公司代理的統計分析軟體,NCSS介面友好,易於使用的特點,具有全面功能的,可以進行描述性統計、相關及回歸分析、試驗設計、品質控制、生存及可靠性分析、多元分析、時間序列分析及預測、統計圖表繪製等操作。PASS可以執行功率分析及計算樣本大小。使用者可以在研究之前使用它來計算一個合適的樣本大小,並在研究之後確認樣本大小是否足夠大。

分類: 統計分析軟體


Statistical, Graphics, and Sample Size Software

For over 30 years, NCSS has been dedicated to providing researchers, investigators, academics, scientists, and other professionals with quality statistical software that is comprehensive and accurate but still intuitive and easy to use.

Our two solutions, NCSS 11 and PASS 15, are used world-wide by researchers in many industries and are renowned for accuracy, ease-of-use, graphical excellence and affordability. These statistical programs are used by thousands of customers including individual professionals and academics, as well as in collaborative efforts within large institutions.

All software purchases from NCSS come with full PhD statistician support, by phone or by email. Also, free training videos are available through this website.


Each procedure is carefully documented with technical details, examples, annotated output, references, formulas, and other details. The documentation can be viewed on this website, or through the help system that is integrated into the software.

To learn more about NCSS 11 and PASS 15, you can watch our product features or demo videos, download a trial of the software, or read more about each product on this site.




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PASS 15 provides sample size calculations for over 370 more scenarios than any other sample size software and is the premier software tool for determining the needed sample size or analyzing the power of a study. PASS is used extensively in clinical trial planning, grant proposals, pharmaceutical research, statistical and biostatistical consulting, health research, and many other areas of study planning and study evaluation.


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A robust statistical and graphics program, NCSS 11 is used in a variety of industries from medical investigation and business analytics, to engineering, quality control, and academic research. Learn why thousands of researchers, consultants, professionals, engineers, and scientists are using NCSS worldwide.


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