Upload your data and get a complete group comparison — t-test, anova & nonparametric report. Free.
Free analyses run on up to 10,000 rows. Larger files are randomly sampled to that size — sign up to analyze your full dataset.
Running group comparison — t-test, anova & nonparametric analysis...
Sent to — interactive charts, statistical results, R code, and AI insights.
Analyze another fileStandard-library analysis: does a numeric outcome differ between groups? One deck runs the whole toolkit — Welch and Student t-tests for two groups, one-way and Welch ANOVA for three or more, plus Mann-Whitney and Kruskal-Wallis nonparametric checks, effect sizes (Cohen's d, eta-squared), and pairwise differences with confidence intervals — and tells you which result to trust for your data.
Interactive box visualization
Interactive table visualization
Interactive table visualization
Interactive table visualization
Plain-English interpretation — what the numbers mean, what's significant, and what to do next.
Test whether an A/B experiment moved the metric
See our FAQ for details on pricing, data privacy, and how the analysis works. Every report includes a Methodology section showing the statistical test, assumptions checked, and diagnostics run.
Run any analysis on your own data — validated R analyses, interactive reports, AI insights, and PDF export.
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