NCSS 12 丨 统计分析软件

NCSS是美国NCSS公司的产品。该公司自从1981年开始致力于统计分析软件的开发，已经先后推出了适合于Win3.1环境的NCSS6.0和适合于Win9x/NT系统的NCSS97和NCSS2000。NCSS在国外有着重要影响，一些使用者对它作出了高度评价，认为它是自己15年来使用的统计软件中最容易上手的系统。NCSS目前的最新版本为NCSS 12。

NCSS for Windows是又一款小巧而优秀的统计分析软件，其界面友好，功能齐全，可以进行描述性统计、相关及回归分析、试验设计、质量控制、生存及可靠性分析、多元分析、时间序列分析及预测、统计图表绘制等操作。

NCSS Statistical and Data Analysis 是一款小巧而优秀的统计分析软件，其界面友好，功能齐全，可以进行描述性统计、相关及回归分析、试验设计、质量控制、生存及可靠性分析、多元分析、时间序列分析及预测、统计图表绘制等操作。从1981年以来，NCSS就擅长于向一些特殊统计场合的用户提供统计分析软件。你可以在研究之前使用它来计算一个合适的样本大小，在研究之后确定样本大小是否足够大。PASS使你能够解答功率，样本大小，结果大小和alpha级别。它自动显示带有几个表格和文字概述的图表和曲线图，这些都具有便携的特点，而且它们的剪切和粘贴功能兼容于任何字处理软件。因此，你可以很容易地将结果包含在你的建议中。虽然PASS与NCSS集成，它仍然是一个独立的系统，你可以不需要NCSS就可以运行PASS，它可以与任何统计软件一起使用。一款与SPSS、SAS、SPLUSS同属一类的统计软件。

特性：
- 功能全面准确，价格便宜；
- 包含220多个统计方法和统计图；
- 易学易用；
- 导入导出所有主流的电子表格、数据库和统计文件格式；
- 清晰灵活的图形；
- 输出的结果可轻松转发到文字处理器。

Data Analysis, Graphics

NCSS software provides a complete and easy-to-use collection of hundreds of statistical and graphics tools to analyze and visualize your data.
You can begin a free trial, watch the video to the right, or view the info-graphics below to learn more about the wide-ranging capabilities of NCSS.
NCSS software comes complete with integrated documentation, free training videos, and full phone and email support from a team of PhD statisticians.
Discover the product that thousands of researchers, consultants, professionals, engineers, and scientists are using worldwide.

Analysis Using NCSS

With a few easy steps you can obtain meaningful numeric results and clean, clear graphics.
Use the Data window to import or enter your data. Open an NCSS procedure for your desired analysis. Select the columns and run the analysis to obtain accurate and easy-to-read numeric output and graphics.

Intuitive Data Management

NCSS readily imports all major types of data files; or you can copy-and-paste your data, or enter your data directly. NCSS has excellent filtering and transformation features for managing your data.

NCSS Data File (*.NCSS)
Access Database
(*.ACCDB; *.MDB)
dBase File (*.DBF)
Epi Info File (*.REC)
Excel File (*.XLSX; *.XLS)
Gauss File (*.DAT)
JMP File (*.JMP)
Matlab File (*.MAT)
Minitab File (*.MTW)
R File (*.RData)
SAS File (*.SD2;*.SAS7BDAT…)
SPLUS File (*.DAT)
SPSS File (*.SAV; *.POR)
Stata File (*.DTA)
Statistica File (*.STA)
Systat File (*.SYS; *.SYZ)
Text File (*.TXT;*.PRN;*.CSV)

Choosing A Procedure

Finding the right analysis or graphics procedure is easy using the drop-down menu, the procedure search, or the category tree. Watch a short video to learn how to select your desired procedure in NCSS.

Easy Analysis Set-up

The analysis and graphics tools are easy to use and have built-in help messages for every option.
Select the columns to be analyzed, choose the desired reports and plots, and click Run to obtain your results. Watch this video to learn more.
And if you need additional help, the complete documentation for each procedure is just a click away.

Elegant Plot Design

There are over 80 plots available in NCSS. Some plots are part of a general analysis procedure such as analysis of variance or regression, while other plots are standalone tools.
All NCSS plots are highly customizable. Users are given control of the layout, symbols, titles, legend, axes, grid lines, and more. Plot settings are easily saved for future use or for sharing.
A variety of training videos are available through this website, featuring each aspect of plotting in NCSS. Click here to watch a graphics introduction video.

Ready to Use Output

When an NCSS procedure is run, the analysis results and the desired plots are displayed in the output window. All graphics 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 output and graphics are ready to be viewed, copied and pasted, or saved. Multiple output runs can be sent to the output gallery for saving or for comparing analyses.