Four Decades of Design of Experiments

Thank you for your support and collaboration over the years. We're proud to help you make the most from your experiments.

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Stat-Ease 360 Software

SE360 augments Design-Expert software with integration with Python scripting for data analysis, new Custom Graphs, and Gaussian process models for zero-error and noisy responses.

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Design of Experiments Training

Targeted topics provide faster insights, leading to immediate results! Our interactive learning experience promotes real understanding of DOE methods and tools.

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Hosted Network Licensing Available

Our Hosted Network License allows you to run the software on multiple devices without requiring an on-premises license server. Ask us for a quote!

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Design-Expert Software

Best in class design of experiments software makes R&D easy with an intuitive interface and amazing graphics. Whether you are new to DOE or a seasoned pro, you'll make breakthrough improvements with Design‑Expert software.

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A better product. An improved process. Stat-Ease, armed with an expertise in design of experiments, has been helping people make breakthroughs since 1985. Find out how our industry-leading software and multi-modal training can help you improve your bottom line.

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Stat-Ease Software

Powerful Tools for Experimenters

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Make breakthrough improvements with Stat-Ease 360 or Design-Expert® software. Our software makes it incredibly simple to apply powerful multifactor testing tools.

Whether you are new to design of experiments or a pro, our straightforward, easy-to-use interface sits on top of a powerful statistical engine. You will not only screen for vital factors, but also locate ideal process settings for top performance & discover optimal product formulations.

The latest releases provide new Custom Graphs, a multi-response Analysis Summary view, and the ability to Import/Export data to Excel. View the software brochure here.

For information on the latest version, view our change log.

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Hands-on DOE Training

Learning at Your Convenience

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Learn design of experiments (DOE) your way! Stat-Ease offers premium training options for Design-Expert and Stat-Ease 360 alongside general DOE education.

Take advantage of our online eLearning modules designed for self-directed DOE learning, then work through our step-by-step software tutorials. Learn more by registering for a free one-hour webinar.

For comprehensive DOE education, enroll in our highly interactive instructor-led workshops for either process DOE or mixture formulations. Experienced experts lead our hands-on, case-study based courses. Whatever your educational style, we offer training that meets your needs.

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What's New

Feature Release

Version 23.1.8 Now Available

By Stat-Ease Programmers on Oct. 11, 2024

All subscribers of Stat-Ease software or users with an active Annual Support & Maintenance plan are eligible to install and run the latest versions of Stat-Ease 360 or Design-Expert as they are released. Check our changelog for the details on what's new, and download the latest version from the Licenses tab in your account.
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Publication Roundup January 2025

By Rachel Poleke, Mark Anderson on Feb. 3, 2025

Check out our first Publication Roundup, where we showcase recent scientific publications that use Design-Expert or Stat-Ease 360 software. This month's featured study is "Unique Research for Developing a Full Factorial Design Evaluated Liquid Chromatography Technique for Estimating Budesonide and Formoterol Fumarate Dihydrate in the Presence of Specified and Degradation Impurities in Dry Powder Inhalation." Read them all today!
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Call for Speakers

By Stat-Ease Team on Jan. 7, 2025

Have you applied design of experiments (DOE) successfully in your work? Tell us about it! We're seeking speakers for our upcoming 8th European DOE User Meeting & Conference in Amsterdam on June 18-20. Submit your talk before February 28!