Polynomial regression terms, a solver validated against NIST, coefficient intervals and Effect Tests, ANOVA means and effect sizes, and Type III sums of squares.
Aug 31, 2026 · 7 min read
A guided first-run tour, on-screen Hints, panel-by-panel control-chart zoom, pixel-exact 16:9 / 4K chart export, and cleaner below-zero bar labels.
Aug 20, 2026 · 4 min readTwo new Pro analyses, Connected Scatter, custom categorical ordering, skewness & kurtosis, and drag-to-export cards.
Jul 28, 2026 · 5 min readWhat Stratum is, who it's for, and why we built a native statistics app for Mac & Windows.
Jul 1, 2026 · 5 min read
Stratum