NCSS, PASS, and GESS Compatibility

PASS 11, PASS 2008, and NCSS 2007 have been extensively tested on the Windows 7, Vista, and XP operating systems and have been found to be completely compatible with Windows Windows 7, Vista, and XP.

PASS 11, PASS 2008, and NCSS 2007 will install and run just fine on both 32-bit and 64-bit operating systems.

Click here for PASS 11 Minimum System Requirements
Click here for PASS 2008 Minimum System Requirements
Click here for NCSS 2007 Minimum System Requirements

Older versions of NCSS and PASS (e.g. PASS 2005, NCSS 2004, and earlier) will only run on 32-bit systems.

Click here for Minimum System Requirements for Previous Versions of PASS and NCSS

PASS 2005 is compatible with Windows Vista with a known problem involving the editing of macros within the software.

Many functions in earlier editions of NCSS and PASS (e.g. NCSS 2004, PASS 2002, etc.) are known to be incompatible with Windows 7 and Vista. To correct these problems you must upgrade your software to the most recent edition. Click here for upgrade pricing information.


Troubleshooting in Windows 7 and Vista:

If you are using the Windows 7 or Vista operating system with an NCSS product and are experiencing problems, update to the most recent version of PASS, NCSS, and/or GESS.

Solutions to common problems after updating:
1. Download a Windows Vista update from Microsoft to allow you to view the PASS 2005 help file.
2. For information on editing PASS 2005 macros in Windows Vista, click here.

If you still have problems after applying an update, contact technical support.

 

PASS 11
Now Available

We are pleased to announce the availability of PASS 11. This edition adds over 17 new procedures and features to PASS.

Click here for pricing.

Buy Now

Read about what’s new in
PASS 11
.

"Researchers seeking software to determine sample size have a wide range of choices... Researchers seeking a comprehensive, commercial program for analysis of statistical power and precision should consider PASS 2008."

- Patrick Dattalo
 "A Review of Software for Sample Size Determination"
Eval Health Prof, 2009.

Click here for the complete list of procedures.


NCSS 2007

NCSS 2007 is now available. This version adds several new procedures and features to NCSS, including mixed models, macros, and an enhanced user interface.

Click here for pricing.

Buy Now

Read about what’s new in
NCSS 2007.

Click here for the complete list of procedures.


Download Updates for PASS and NCSS

Update

What problems have been fixed by recent PASS 11 updates?

What problems have been fixed by recent NCSS updates?

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