Stat-Ease 360 Software

SE360 augments Design-Expert software with space-filling designs and Gaussian modeling for computer experiments, plus integration with Python scripting for data analysts.

Learn More

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. Now on macOS.

Learn More

New-User Intro to Design‑Expert® Software

A complete introduction to Design-Expert software, this free webinar provides new users with the tools needed to start planning your DOE.

Learn More

Design of Experiments Training

Discover how to make the most of your experiments with top-notch webinars, eLearning and live workshops.

Learn More

Stat-Ease logo

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 new Stat-Ease 360 software, training, books, and consulting can help you improve your bottom line.

Make the most from every experimentsm

Stat-Ease 360

Design of Experiments Software


Make breakthrough improvements with Stat-Ease 360, which augments the latest-release of Design-Expert® software with expanded capabilities for data analysts. Whether you are new to design of experiments or a pro, the 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. Download the Stat-Ease 360 brochure.

Learn More

Hands-on DOE Training

Learning at Your Convenience


Learn design of experiments (DOE) the way you want to! Take advantage of Stat-Ease's premium training options - choose from eLearning, books, and live, instructor-led sessions. Experienced instructors lead our hands-on, case-study based workshops. Register now for the virtual learning or in-person program that best meets your needs!.

Learn More & Register

What's New

Case Study

DX13 Poisson Regression Maximizes Popcorn Output

By Mark Anderson on April 15, 2021

Energized by new tools in version 13 of Design-Expert (DX13) for modeling counts, Engineering Consultant Mark Anderson tests a cellphone app against built-in timing on his microwave for minimizing unpopped kernels (UPK). DX13 paves the way to nearly perfect popcorn via its precise analysis via Poisson regression.

Click the title above to see the surprising, but very satisfying, outcome.

New Blog Post

R-Squared Mysteries Solved

By Shari Kraber on Nov. 9, 2021

Design of experiments (DOE) and the resulting data analysis yields a prediction equation plus a variety of summary statistics. A set of R-squared values are commonly used to determine the goodness of model fit. In this blog, I peel back the raw versus adjusted versus predicted R-squared and explain how each can be interpreted, along with the relationships between them.


Stat-Ease 360 Premiered!

By Shari Kraber on Oct. 4, 2021

Stat-Ease, Inc., the market leader in design of experiments (DOE), today announced the development and release of a new software product called Stat-Ease® 360 (SE360). Starting from its DOE-dedicated Design-Expert® software (DX) foundation, SE360 adds high-level features for design and analysis of deterministic computer experiments, Python integration and other tools.

Read more by clicking on the title.