NCSS and PASS

PASS 2005
Existing customers who own a license to PASS 2005 may download this file to install the latest release of the software. In this version, NCSS and PASS are combined into one physical program.

PASS 2005 File: setup.exe Size: 93.6 MB Most Recent Update: November 14, 2007 What's changed in this release?

PASS 2005 (NCSS 2007 User)
Existing customers who own a license to PASS 2005 and NCSS 2007 may download this file to install the latest release of the software. In this version, NCSS and PASS are combined into one physical program.

PASS 2005 and NCSS 2007 File: setup.exe Size: 93.6 MB Most Recent Update: November 14, 2007 What's changed in this release? Use this link to install PASS 2005 only if you also own a license to NCSS 2007. If you own licenses to NCSS 2004 and PASS 2005 and wish to install both, use the "PASS 2005 and NCSS 2004" link below.

PASS 2005 (NCSS 2004 User)
Existing customers who own a license to PASS 2005 and NCSS 2004 may download this file to install to the latest release of the software. In this version, NCSS and PASS are combined into one physical program.

PASS 2005 and NCSS 2004 File: setup_2004.exe Size: 96 MB Most Recent Update: April 23, 2007 What's changed in this release? Use this link to update PASS 2005 only if you also own a license to NCSS 2004. If you own licenses to NCSS 2007 and PASS 2005 and wish to install both, use the "PASS 2005 and NCSS 2007" link above.

PASS 2002
Existing customers who own a license to PASS 2002 may download this file to install the latest release of the software. This setup file will install PASS 2005, but your PASS 2002 serial number will continue to work. Some new procedures were added in 2005, but with an PASS 2002 serial number, you will still only be able to use the procedures that were available in PASS 2002 . For upgrade information click here. In this version, NCSS and PASS are combined into one physical program.

PASS 2002 File: setup_2004.exe Size: 96 MB Most Recent Update: April 23, 2007 What's changed in this release?

NCSS 2004 and NCSS 2001
Existing customers owning a license to NCSS 2004 or NCSS 2001 may download this file to install the latest release of the software. This setup file will install NCSS 2004, but your NCSS 2001 serial number will continue to work. Some new procedures were added in 2004, but with an NCSS 2001 serial number, you will still only be able to use the procedures that were available in NCSS 2001. For upgrade information click here. In this version, NCSS 2004 and PASS 2005 are combined into one physical program.

NCSS 2004 and NCSS 2001 File: setup_2004.exe Size: 96 MB Most Recent Update: April 23, 2007 What's changed in this release?

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System Requirements
PASS 2008, NCSS 2007, and GESS 2006 run on 32-bit and 64-bit systems with Windows 7, Vista, XP, 2000, NT, ME, 98, or 95. Requires pentium-class computer with at least 32 MB of RAM. Requires 200 MB of hard disk space. Requires Adobe Reader® version 7 or later to use the NCSS, PASS, and GESS Help Systems.

Accuracy
We at NCSS have put a great deal of effort into finding the most accurate algorithms possible. The programs have been tested and verified over and over, both by us and by our customers. Each routine has been verified against textbooks, journal articles, and, where possible, other software. NCSS is one of the most accurate statistical analysis programs available. NCSS calculates with seventeen-digit, double-precision accuracy.

Guarantee
If you are not completely satisfied with an NCSS product during the first 30 days for any reason, return the program for a full, prompt refund (excluding shipping).