Software

PASS software is used by researchers to determine the sample size needed for a study involving a statistical test or confidence interval. It may also be used to analyze the statistical power of a study.

PASS can be used to analyze sample size for over 740 statistical test and confidence interval scenarios. PASS comes with PhD statistician support, as well as complete documentation with examples and validation of every procedure.

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The NCSS statistical analysis and graphics application provides hundreds of statistical tools to analyze and visualize your data. It has been fine-tuned and developed for over 30 years. NCSS can import all the major data types, and filters and transformations are easy to apply.

You can quickly get to know NCSS by watching the product information and training videos, or you can download a 30-day trial, or view the website materials and documentation.

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"The NCSS software is and has always been the best solution for my work as an assessor. I have been exposed to many other analytical and statistical software applications and have found there is no other product on the market that can match the ease of learning, comprehension of function, and the frugality of price the NCSS product offers..."

Michael Ireland, CAE, Assessor

"Two reasons for choosing your product [PASS]: all-around methods and options + very good documentation."

Mika Kurkilahti, PhD