GraphPad InStat is a commercial scientific statistics software published by GraphPad Software

GraphPad Software

GraphPad Software Inc., a privately-held California corporation, publishes scientific software:* GraphPad Prism combines 2D scientific graphing, biostatistics with explanations, and curve fitting via nonlinear regression ....

, Inc., a privately owned California corporation. InStat is available for both Windows and Macintosh computers.

Features

InStat is designed for statistical novices. It helps you pick an appropriate test by asking questions about the data. It presents results in simple paragraphs, with a minimum of statistical jargon. InStat's help screens review the use of each test and explain every portion of the results, and provide unique analysis checklists to confirm that the data have not violated any assumptions of the test, and that the test answers the right question.

GraphPad Software

GraphPad Software

GraphPad Software Inc., a privately-held California corporation, publishes scientific software:* GraphPad Prism combines 2D scientific graphing, biostatistics with explanations, and curve fitting via nonlinear regression ....

 Inc. also publishes the commercial software GraphPad Prism

GraphPad Prism

GraphPad Prism is a commercial scientific 2D graphing and statistics software published by GraphPad Software, Inc., a privately-held California corporation...

and GraphPad StatMate, and the free web-based QuickCalcs.

Published Reviews

• Science
• MacWorld
• The Journal of the Royal Society for the Promotion of Health Online
• Science Advisory Board
• Quarterly Review of Biology

External links

• GraphPad Software home page
• GraphPad InStat
• Free demo, fully functional for 30 days.
• The InStat guide to choosing and interpreting statistical tests
• PubMed articles citing GraphPad Prism (19 as of March 2009)