NCSS

If you have purchased NCSS 2007 (or wish to evaluate the software), use the button below to begin the download. NCSS 2007 works for 7 days in trial mode if a valid serial number is not entered.

Use the button below to download the most recent release of NCSS 2007. The software works in trial mode for 7 days if a valid serial number is not entered. In evaluation mode all features are enabled, except the spreadsheet is limited to 100 rows of data. This gives you a chance to give the program a try. After the trial period has passed, you can purchase a serial number that will unlock the program, and the trial version will become the professional release of the program. For more information, download a brochure about NCSS.

NCSS 2007 File: NCSS2007Setup.exe Size: 72.9 MB Most Recent Update: February 19, 2010

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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).