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PASS提供了比其他任何样本量软件更多的370种方案的样本量计算，并且是确定所需样本量或分析研究功效的主要软件工具。PASS被广泛用于临床试验计划，资助计划，药物研究，统计和生物统计学咨询，健康研究以及研究计划和研究评估的许多其他领域。
软件简介
样本量和功率 PASS软件提供了超过920个统计测试和置信区间方案的样本大小工具- 是任何其他样本大小软件的两倍多。每个工具都经过仔细验证，发布的文章和/或文本。 通过下载免费试用版，观看右侧视频或浏览本网站来了解PASS 。
PASS配有集成文档和 博士统计学家支持。
PASS已经过20多年的微调，现已成为临床试验，制药和其他医学研究的样本量软件选择。它成为所有需要进行样本量计算或评估的领域的支柱。
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.
Ready to Use Output
When a PASS procedure is run, the sample size results and corresponding plots are displayed in the output window.
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.
支持的操作系统： 在32位和64位Windows操作系统上，PASS 2021与Windows 10,8.1,8,7和Vista SP2完全兼容。更多详情如下
In order to run PASS 2021, your computer must meet the following minimum standards:
Processor:
450 MHz or faster processor
32-bit (x86) or 64-bit (x64) processor
RAM:
256 MB (512 MB recommended)
Operating Systems:
Windows 10 or later
Windows 8.1
Windows 8
Windows 7
Windows Vista with Service Pack 2 or higher
Windows Server 2016 or later
Windows Server 2012 R2
Windows Server 2012
Windows Server 2008 SP2/R2
Privileges:
Administrative rights required during installation only
Third Party Software:
Microsoft .NET 4.6 (Comes pre-installed with Windows 10 or later and Windows Server
2016 or later. Installation required on Windows 8.1 or earlier and Windows Server
2012 R2 or earlier. For systems where .NET 4.6 installation is required, a .NET 4.6
Hard Disk Space:
220 MB for PASS (plus space for Microsoft .NET 4.6 if not already installed)
Printer:
Any Windows-compatible inkjet or laser printer
PASS 16 on a Mac
A Windows emulator (such as Parallels) is required to run PASS 16 on a Mac.
-更多资源请访问【友万科技】官网，以便获取更多软件信息，感谢您的支持与理解。
